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Scheduled Maintenance Notice: This site will be unavailable due to scheduled maintenance from 9:00 19/1/2025 to 6:00 (SGT) 20/1/2025. We apologize for the inconvenience.
Notice of End of Sales for Economy Series Pneumatic Equipment Category. More information.

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SUNCO Knurled Wing Screws（Tip Shape：Flat End）

Search by specifying the lower class category

26 items

: 30; 45; 60

Days to Ship	All Same day 3 Day(s) or Less 4 Day(s) or Less 5 Day(s) or Less 6 Day(s) or Less 7 Day(s) or Less 8 Day(s) or Less 9 Day(s) or Less 10 Day(s) or Less 11 Day(s) or Less

On Sale Till 31/03/2025

ECO-BS Flat Head Knurled Screw

ECO-BS Flat Head Knurled Screw【1-250 Pieces Per Package】

SUNCO

The flute incorporated into the knob of the head makes it an ornamental screw that can be easily turned manually without it slipping.

CAD ：: 2D / 3D

Standard Price:	SGD 0.93-
	Special Price
Days to Ship:	Same day or more

On Sale Till 31/03/2025

Cold Butterfly Bolt R Type

Cold Butterfly Bolt R Type【1-1,000 Pieces Per Package】

SUNCO

[Materials] Equivalent to SWCH, Equivalent to SUS304
[Surface treatment] None, Trivalent chromate, Trivalent black, Trivalent white, Bright chromate plating, Hot dip galvanized, Chromate plating, Chromate plating, Green chromate, Black chromate, Nickel plating, Chrome plating, German-brown plating, Black paint

CAD ：: 2D / 3D

Standard Price:	SGD 0.37-
	Special Price
Days to Ship:	Same day or more

Knob Bolt, Black

SUNCO

[Nominal] M5 M6
[Material] Steel
[Surface Processing] None

Standard Price:	SGD 2.94-
Days to Ship:	Same day or more

On Sale Till 31/03/2025

Thumbscrew Round Gray/Red/Black

Thumbscrew Round Gray/Red/Black【1-500 Pieces Per Package】

SUNCO

Tough and durable for repeated use. Made from Delrin (acetal resin), offering excellent resistance to many types of weak acids, weak alkalines, gasoline, lubricants, alcohol, ethers, and solvents.

Standard Price:	SGD 2.09-
	Special Price
Days to Ship:	Same day or more

Forged Wing Screw, Class 1【1-500 Pieces Per Package】

SUNCO

The butterfly-type wings on these bolts make it easy to screw and unscrew them by hand.

Volume Discount

CAD ：

2D / 3D
Days to Ship: 4 Day(s) or more

Days to Ship:	4 Day(s) or more

On Sale Till 31/03/2025

Knob Bolt, R Type, No.1, Black

Knob Bolt, R Type, No.1, Black【1-120 Pieces Per Package】

SUNCO

[Nominal] M5 M6
[Material] Steel
[Surface Processing] Trivalent White

Standard Price:	SGD 0.91-
	Special Price
Days to Ship:	Same day or more

Stepped Grip Bolt【50-150 Pieces Per Package】

SUNCO

[Nominal] M3 M4 M5 M6 M8
[Material] Iron
[Surface Processing] None, Trivalent White

Days to Ship: 4 Day(s) or more

Days to Ship:	4 Day(s) or more

On Sale Till 31/03/2025

Slotted Knurled Screw

Slotted Knurled Screw【1-500 Pieces Per Package】

SUNCO

The knob section of the head is fluted, making it decorative and easy to turn by hand. It also contains a groove so that it can be turned with a flat head screw driver.

Volume Discount

CAD ：: 2D / 3D

Standard Price:	SGD 1.86-
	Special Price
Days to Ship:	Same day or more

T Type Thumbscrew

T Type Thumbscrew【20-250 Pieces Per Package】

SUNCO

[Nominal] M5 M6 M8 M10
[Material] Steel, Stainless Steel
[Surface Processing] None, Bright Chromate Plating, Chromate Plating, Trivalent White, Trivalent Black

Standard Price:	SGD 83.00-
Days to Ship:	7 Day(s) or more

Slotless Knurling Screw

Slotless Knurling Screw【1-250 Pieces Per Package】

SUNCO

[Nominal] M4 M5 M6
[Material] Stainless Steel
[Surface Processing] None, Black Paint

Standard Price:	SGD 2.53-
Days to Ship:	4 Day(s) or more

On Sale Till 31/03/2025

ECO-BS, Slotted Brass Knurled Head Screw (Low-Cadmium)

SUNCO

It can be used for adjustment screws, parts to be removed, etc. RoHS10 compliant product. Thread M diameter: M3-M6

CAD ：: 2D / 3D

Standard Price:	SGD 1.43-
	Special Price
Days to Ship:	Same day or more

Cold Forged Wing Screw H Type MITSUBOSHI

SUNCO

[Nominal] M5
[Material] Steel
[Surface Processing] Trivalent Stainless Coating

Standard Price:	SGD 0.84
Days to Ship:	4 Day(s) or more

On Sale Till 31/03/2025

Round Fan Bolt (Thumb Screw)

Round Fan Bolt (Thumb Screw)【1-1,000 Pieces Per Package】

SUNCO

The handle is shaped like an Uchiwa fan and features the ability to tighten and loosen easily by hand.

CAD ：: 2D / 3D

Standard Price:	SGD 0.23-
	Special Price
Days to Ship:	Same day or more

R Type Set Cold-Forged Wing Bolt (Hex Nut and Round Washer)

R Type Set Cold-Forged Wing Bolt (Hex Nut and Round Washer)【20-25 Pieces Per Package】

SUNCO

[Detailed shape] Butterfly
[Mounting hole dimensions] None
[Basic shape] Hand tightening bolt
[Thread ridge type] Metric coarse
[Tip shape] Flat End
[Additional shapes] Washer Insert
[Sales unit] Box/package
[Nominal Thread (M)] 4 5 6 8
[Length L (mm)] 15 20 25 30 35 40 45 50
[Pitch (mm)] 0.7 0.8 1 1.25
[Materials] Steel, Stainless steel

Standard Price:	SGD 43.44-
Days to Ship:	4 Day(s) or more

Grip Bolt

Grip Bolt【25-200 Pieces Per Package】

SUNCO

[Nominal] M5 M6 M8 M10
[Material] Iron
[Surface Processing] Trivalent White

Standard Price:	SGD 72.37-
Days to Ship:	4 Day(s) or more

Press Wing Bolt OPG

Press Wing Bolt OPG【120 Pieces Per Package】

SUNCO

[Nominal] M8
[Material] Steel
[Surface Processing] Trivalent Stainless Coating

Standard Price:	SGD 72.75
Days to Ship:	7 Day(s) or more

Cold Forged Wing Screw 1 Type MITSUBOSHI

Cold Forged Wing Screw 1 Type MITSUBOSHI【150-300 Pieces Per Package】

SUNCO

[Nominal] M6 M8
[Material] Steel
[Surface Processing] Trivalent Black

Standard Price:	SGD 311.19-
Days to Ship:	7 Day(s) or more

On Sale Till 31/03/2025

Placental Butterfly Bolt

SUNCO

Knob bolt whose head is butterfly-shaped. POM (polyacetal) is crystalline engineering plastic and has excellent mechanical characteristics such as excellent fatigue resistance, friction resistance, abrasion resistance, and chemical resistance.

CAD ：: 2D / 3D

Standard Price:	SGD 0.16-
	Special Price
Days to Ship:	Same day or more

Brass (Low Cadmium Material) ECO-BS Slotted Knurled Screw

Brass (Low Cadmium Material) ECO-BS Slotted Knurled Screw【1-100 Pieces Per Package】

SUNCO

The flute incorporated into the knob of the head makes it an ornamental screw that can be easily turned manually without slipping. In addition, there is a groove for rotating the flathead screwdriver.

CAD ：: 2D / 3D

Standard Price:	SGD 0.69-
Days to Ship:	Same day or more

Whitworth Round Fan-Shape Thumb Bolt

Whitworth Round Fan-Shape Thumb Bolt【100-200 Pieces Per Package】

SUNCO

· Detailed shape: Butterfly
· Mounting hole dimensions: None
· Basic shape: Hand tightening bolt
· Material: Steel
· Thread ridge type: Whitworth coarse
· Tip shape: Rough edge
· Additional shapes: Standard
· Sales unit: Box/package
· Thread (inch): 1/4
· Application: Standard
· Length (mm): 25, 65
· Surface treatment: Bright chromate plating

Standard Price:	SGD 52.55-
Days to Ship:	4 Day(s) or more

Plastic Collar, Butterfly Bolt, Type 2

SUNCO

[Nominal] M5 M6
[Material] Stainless Steel
[Surface Processing] None

Standard Price:	SGD 1.37-
Days to Ship:	4 Day(s) or more

High Pick White NO.2

High Pick White NO.2【500 Pieces Per Package】

SUNCO

[Nominal] M4
[Material] Steel
[Surface Processing] Trivalent White

Standard Price:	SGD 130.34-
Days to Ship:	7 Day(s) or more

Rosette thumbscrew

Rosette thumbscrew【1-50 Pieces Per Package】

SUNCO

[Nominal] M6 M8 M10
[Material] Steel, Stainless Steel
[Surface Processing] None, Bright Chromate Plating, Chromate Plating, Trivalent White, Trivalent Black

The regular screw type of this series is "full thread".
Only "half thread" and "full thread" sizes can be selected below.
· M6, body length 35 or more
· M8, body length 40 or more
· M10, body length 45 or more

Standard Price:	SGD 3.50-
Days to Ship:	4 Day(s) or more

Plastic Collar, Butterfly Bolt, Type 1

SUNCO

[Nominal] M4 M5
[Material] Stainless Steel
[Surface Processing] None

Standard Price:	SGD 1.26-
Days to Ship:	4 Day(s) or more

White UF Resin Decorative Screw P Type

SUNCO

[Nominal] M4
[Material] Knob: Urea Resin (Urea Resin / UF Resin), Screw: Stainless Steel
[Surface Processing] None

Standard Price:	SGD 0.88
Days to Ship:	4 Day(s) or more

Stepped Grip BT Long

Stepped Grip BT Long【100-120 Pieces Per Package】

SUNCO

[Nominal] M3 M4 M5 M6 M8
[Material] Iron
[Surface Processing] Trivalent White

Standard Price:	SGD 198.53-
Days to Ship:	4 Day(s) or more


Brand
Product Series
CAD
Days to Ship
Nominal of Thread (M)
Length L(mm)
Detailed Shape
Pitch(mm)
Mounting Hole Shape
Material
Surface Treatment
Tip Shape
Thread Type
Additional Shape
Sales Unit
Nominal of Thread (inch)
Application
Strength Class (Steel)
Plastic Material

	On Sale Till 31/03/2025	On Sale Till 31/03/2025		On Sale Till 31/03/2025		On Sale Till 31/03/2025		On Sale Till 31/03/2025			On Sale Till 31/03/2025		On Sale Till 31/03/2025					On Sale Till 31/03/2025
Brand	SUNCO	SUNCO	SUNCO	SUNCO	SUNCO	SUNCO	SUNCO	SUNCO	SUNCO	SUNCO	SUNCO	SUNCO	SUNCO	SUNCO	SUNCO	SUNCO	SUNCO	SUNCO	SUNCO	SUNCO	SUNCO	SUNCO	SUNCO	SUNCO	SUNCO	SUNCO
Product Series	ECO-BS Flat Head Knurled Screw【1-250 Pieces Per Package】	Cold Butterfly Bolt R Type【1-1,000 Pieces Per Package】	Knob Bolt, Black	Thumbscrew Round Gray/Red/Black【1-500 Pieces Per Package】	Forged Wing Screw, Class 1【1-500 Pieces Per Package】	Knob Bolt, R Type, No.1, Black【1-120 Pieces Per Package】	Stepped Grip Bolt【50-150 Pieces Per Package】	Slotted Knurled Screw【1-500 Pieces Per Package】	T Type Thumbscrew【20-250 Pieces Per Package】	Slotless Knurling Screw【1-250 Pieces Per Package】	ECO-BS, Slotted Brass Knurled Head Screw (Low-Cadmium)	Cold Forged Wing Screw H Type MITSUBOSHI	Round Fan Bolt (Thumb Screw)【1-1,000 Pieces Per Package】	R Type Set Cold-Forged Wing Bolt (Hex Nut and Round Washer)【20-25 Pieces Per Package】	Grip Bolt【25-200 Pieces Per Package】	Press Wing Bolt OPG【120 Pieces Per Package】	Cold Forged Wing Screw 1 Type MITSUBOSHI【150-300 Pieces Per Package】	Placental Butterfly Bolt	Brass (Low Cadmium Material) ECO-BS Slotted Knurled Screw【1-100 Pieces Per Package】	Whitworth Round Fan-Shape Thumb Bolt【100-200 Pieces Per Package】	Plastic Collar, Butterfly Bolt, Type 2	High Pick White NO.2【500 Pieces Per Package】	Rosette thumbscrew【1-50 Pieces Per Package】	Plastic Collar, Butterfly Bolt, Type 1	White UF Resin Decorative Screw P Type	Stepped Grip BT Long【100-120 Pieces Per Package】
CAD	2D / 3D	2D / 3D			2D / 3D			2D / 3D			2D / 3D		2D / 3D					2D / 3D	2D / 3D
Days to Ship	Same day or more	Same day or more	Same day or more	Same day or more	4 Day(s) or more	Same day or more	4 Day(s) or more	Same day or more	7 Day(s) or more	4 Day(s) or more	Same day or more	4 Day(s) or more	Same day or more	4 Day(s) or more	4 Day(s) or more	7 Day(s) or more	7 Day(s) or more	Same day or more	Same day or more	4 Day(s) or more	4 Day(s) or more	7 Day(s) or more	4 Day(s) or more	4 Day(s) or more	4 Day(s) or more	4 Day(s) or more
Nominal of Thread (M)	3 ～ 5	3 ～ 12	5 ～ 6	3 ～ 8	4 ～ 20	5 ～ 6	3 ～ 8	3 ～ 6	5 ～ 10	4 ～ 6	3 ～ 6	5	4 ～ 8	5 ～ 6	5 ～ 10	8	6 ～ 8	5 ～ 8	3 ～ 6	-	5 ～ 6	4	6 ～ 10	4 ～ 5	4	3 ～ 5
Length L(mm)	6 ～ 25	6 ～ 100	12 ～ 40	3 ～ 80	10 ～ 100	20 ～ 35	6 ～ 25	5 ～ 40	5 ～ 200	8 ～ 20	5 ～ 25	12	10 ～ 70	15	10 ～ 50	20	10 ～ 15	15 ～ 25	6 ～ 50	25 ～ 65	20 ～ 40	8 ～ 20	6 ～ 80	8 ～ 20	10	10
Detailed Shape	Flat / Knurling	Wing	-	Urea	Wing	Round Flat Head	-	Knurling	Wing	Knurling	Knurling	Wing	Wing	Wing	-	Wing	Wing	Wing	Knurling	Wing	Wing	Knurling	Urea	Wing	Urea	-
Pitch(mm)	0.5 ～ 0.8	0.5 ～ 1.75	0.8 ～ 1	0.5 ～ 1.25	0.7 ～ 2.5	0.8 ～ 1	-	0.5 ～ 1	0.8 ～ 1.5	-	0.5 ～ 1	0.8	0.7 ～ 1.25	0.8 ～ 1	-	1.25	1 ～ 1.25	0.8 ～ 1.25	0.5 ～ 1	-	0.8 ～ 1	0.7	1 ～ 1.5	0.7 ～ 0.8	0.7	-
Mounting Hole Shape	Not Provided	-	-	-	Not Provided	-	-	Negative	-	-	Not Provided	Not Provided	-	Not Provided	Not Provided	-	-	Not Provided	Negative	-	Not Provided	-	Not Provided	Not Provided	Not Provided	Not Provided
Material	Brass	Stainless Steel ～ Steel	Stainless Steel	Stainless Steel ～ Steel	Stainless Steel ～ Steel	Steel	Steel	Stainless Steel	Stainless Steel ～ Steel	Stainless Steel	Brass	Steel	Steel	Stainless Steel	Steel	Steel	Steel	Resin	Brass	Steel	Stainless Steel	Steel	Stainless Steel ～ Steel	Stainless Steel	Stainless Steel	Steel
Surface Treatment	Chrome Plating ～ Nickel Plating	Black Painted ～ Trivalent Chromate	Not Provided	Black Oxide ～ Trivalent Chromate	Black Painted ～ Trivalent Chromate	Trivalent Chromate	Trivalent Chromate	Black Painted ～ Not Provided	Black Oxide ～ Trivalent Chromate	Black Painted ～ Not Provided	Chrome Plating ～ Nickel Plating	Stainless Steel Coating	Bright Chrome Plating ～ Trivalent Chromate	Not Provided	Trivalent Chromate	Stainless Steel Coating	Trivalent Chromate	Not Provided	Chrome Plating ～ Not Provided	Bright Chrome Plating	Not Provided	Trivalent Chromate	Black Oxide ～ Trivalent Chromate	Not Provided	Not Provided	Trivalent Chromate
Tip Shape	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End
Thread Type	Metric Coarse	Metric Coarse	Metric Coarse	Metric Coarse	Metric Coarse	Metric Coarse	-	Metric Coarse	Metric Coarse	-	Metric Coarse	Metric Coarse	Metric Coarse	Metric Coarse	-	Metric Coarse	Metric Coarse	Metric Coarse	Metric Coarse	Whit Coarse	Metric Coarse	Metric Coarse	Metric Coarse	Metric Coarse	Metric Coarse	-
Additional Shape	Standard	Standard	-	-	Standard	-	-	Standard	-	-	Standard	-	Standard	Washer Integrated	-	-	-	Standard	Standard	Standard	-	-	-	-	-	-
Sales Unit	Low Quantity (Available beginning with 1 pc.) ～ Box, Pkg.	Low Quantity (Available beginning with 1 pc.) ～ Box, Pkg.	Low Quantity (Available beginning with 1 pc.)	Low Quantity (Available beginning with 1 pc.) ～ Box, Pkg.	Low Quantity (Available beginning with 1 pc.) ～ Box, Pkg.	Low Quantity (Available beginning with 1 pc.) ～ Box, Pkg.	Box, Pkg.	Low Quantity (Available beginning with 1 pc.) ～ Box, Pkg.	Box, Pkg.	Low Quantity (Available beginning with 1 pc.) ～ Box, Pkg.	Low Quantity (Available beginning with 1 pc.)	Low Quantity (Available beginning with 1 pc.)	Low Quantity (Available beginning with 1 pc.) ～ Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.	Low Quantity (Available beginning with 1 pc.)	Low Quantity (Available beginning with 1 pc.) ～ Box, Pkg.	Box, Pkg.	Low Quantity (Available beginning with 1 pc.)	Box, Pkg.	Box, Pkg.	Low Quantity (Available beginning with 1 pc.)	Low Quantity (Available beginning with 1 pc.)	Box, Pkg.
Nominal of Thread (inch)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	1/4	-	-	-	-	-	-
Application	Standard	Standard	-	-	Standard	-	-	Standard	-	-	Standard	-	Standard	-	-	-	-	Standard	Standard	Standard	-	-	-	-	-	-
Strength Class (Steel)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Plastic Material	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	POM	-	-	-	-	-	-	-	-

Configure

Specification/Dimensions

Nominal of Thread (M)
2.5

2.6

3

4

5

6

8

10

12

16

20
Drawing

Clear

Length L(mm)
3

4

5

6

6.5

7

7.5

8

10

10.5

12

12.5

13

14

15

16

18

20

21

22

23

25

26

27

28

30

32

33

34

35

36

37

38

40

43

44

45

50

55

60

65

67

70

75

80

85

90

95

100

105

110

115

120

125

130

135

140

145

150

160

170

180

190

200
Drawing

Clear

Detailed Shape
- Standard
- Low Head
- Round Flat Head
- Flat
- Wing
- Knurling
- Urea
Larger Image

Clear

Pitch(mm)
0.45

0.5

0.7

0.8

1

1.25

1.5

1.588

1.75

2

2.5
Clear

Mounting Hole Shape
- Hex Socket
- Cross Recessed
- Negative
- Not Provided
Larger Image

Clear

Material
Aluminum

Brass

Resin

Stainless Steel

Steel
Clear

Surface Treatment
Barrel, Passivated

Black Nickel Plating

Black Oxide

Black Painted

Bright Chrome Plating

Buffed

Chromate Plating

Chrome Plating

Copper Plating

Electroless Nickel Plating

Green Paint

Hot Zinc Plating

Nickel Plating

Not Provided

Stainless Steel Coating

Tin Plating

Trivalent Chromate

Zinc Plating
Clear

Tip Shape
- Flat End
- Cone Point
Larger Image

Clear

Thread Type
- Metric Coarse
- Whit Coarse
Clear

Additional Shape
- Standard
- Washer Integrated
- With Retaining Ring Grooves
- With Through Holes
Larger Image

Clear

Sales Unit
Low Quantity (Available beginning with 1 pc.)

Box, Pkg.
Clear

Nominal of Thread (inch)
1/2

1/4

3/8

5/16
Clear

Application
- Standard
- Heat Resistance
- Chemical Resistance
- For Vacuum Equipment
- For Clean Environment
Clear

Strength Class (Steel)
4.8
Clear

Plastic Material
ABS

PC

POM

UF
Details

Clear

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SUNCO Knurled Wing Screws（Tip Shape：Flat End）

Search by specifying the lower class category

Configure

Specification/Dimensions

Nominal of Thread (M)

Length L(mm)

Detailed Shape

Pitch(mm)

Mounting Hole Shape

Material

Surface Treatment

Tip Shape

Thread Type

Additional Shape

Sales Unit

Nominal of Thread (inch)

Application

Strength Class (Steel)

Plastic Material

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