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Scheduled Maintenance Notice: This site will be unavailable due to scheduled maintenance from 9:00 9/2/2025 to 7:00 (SGT) 10/2/2025. We apologize for the inconvenience.
Notice of End of Sales for Economy Series Pneumatic Equipment Category. More information.

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Screws with Captured Washer（Thread Type：Metric, Fine）

Washer-assembled screws
Bolts or screws that incorporate a washer. Also called SEMS.
As the washer is assembled beforehand, it helps increase work efficiency by eliminating the need to insert a washer and the problem of dropping the washer. It also prevents the user from forgetting to install the washer.
Spring seat (spring washer) only, flat seat only, spring seat + flat seat, square, toothed type and the like are available.

8 items

: 30; 45; 60

Days to Ship	All Same day 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 12 Day(s) or Less

7-Mark Small Hex Upset Screw, SP-3 (Spac + JIS Flat W) Fine

7-Mark Small Hex Upset Screw, SP-3 (Spac + JIS Flat W) Fine【80 Pieces Per Package】

SUNCO

The incorporated lock washer and JIS flat washer cannot be removed from the screw. The head is stamped with a “7” to indicate the hardness (8.8 T).

Standard Price:	SGD 70.47-
Days to Ship:	4 Day(s) or more

4-Mark Small Hexagon Upset Screw SP-2 (Spac) Fine

4-Mark Small Hexagon Upset Screw SP-2 (Spac) Fine【70-120 Pieces Per Package】

SUNCO

A split washer is embedded in the hexagonal shaped head with a shape that prevents it from falling off, and numerical markings (4) for strength and identification are stamped in the head.

CAD ：: 2D / 3D

Standard Price:	SGD 37.53-
Days to Ship:	4 Day(s) or more

4-Mark Small Hexagon Upset Screw SP-3 (Spac + JIS Flat W) Fine

4-Mark Small Hexagon Upset Screw SP-3 (Spac + JIS Flat W) Fine【60-100 Pieces Per Package】

SUNCO

A split washer and flat washer are embedded in the hexagonal shaped head with a shape that prevents them from falling off, and numerical markings (4) for strength and identification are stamped in the head.

CAD ：: 2D / 3D

Standard Price:	SGD 40.52-
Days to Ship:	4 Day(s) or more

Seven-Mark, Small Hex Upset Head Machine Screw P = 2 (SW), Fine

Seven-Mark, Small Hex Upset Head Machine Screw P = 2 (SW), Fine【60-180 Pieces Per Package】

SUNCO

It is a screw with strength classification 7T (minimum tensile load 70 kgf/mm2). [Material] Steel

CAD ：: 2D / 3D

Standard Price:	SGD 50.89-
Days to Ship:	4 Day(s) or more

Seven-Mark Small Hex Upset Head Machine Screw P = 3 (SW + JIS Captive W) Fine

Seven-Mark Small Hex Upset Head Machine Screw P = 3 (SW + JIS Captive W) Fine【70-130 Pieces Per Package】

SUNCO

Strength classification 7T (minimum tensile load 70kgf / mm2) screw.

CAD ：: 2D / 3D

Standard Price:	SGD 75.51-
Days to Ship:	4 Day(s) or more

Small Hex Trimmer (JIS Flat W), Fine

Small Hex Trimmer (JIS Flat W), Fine【80-120 Pieces Per Package】

SUNCO

[Nominal Thread (M)] 10
[Pitch (mm)] 1.25
[Detailed shape] Small Dia.
[Mounting hole dimensions] None
[Basic shape] Hex
[Materials] Equivalent to SWCH
[Thread ridge type] Metric fine
[Tip shape] Flat End
[Sales unit] Box/package
[Application] Standard
[Length L (mm)] 20 25 30
[Surface treatment] Bright Chromate Plating

CAD ：: 2D / 3D

Standard Price:	SGD 43.29-
Days to Ship:	4 Day(s) or more

Small Hex Trimmer P-2 (SW), Fine

Small Hex Trimmer P-2 (SW), Fine【70-120 Pieces Per Package】

SUNCO

[Nominal Thread (M)] 10
[Pitch (mm)] 1.25
[Detailed shape] Small Dia.
[Mounting hole dimensions] None
[Basic shape] Hex
[Materials] Equivalent to SWCH
[Thread ridge type] Metric fine
[Tip shape] Flat End
[Sales unit] Box/package
[Application] Standard
[Length L (mm)] 16 20 25 30 35 40 45 50
[Surface treatment] Trivalent chromate, Trivalent black, Trivalent white, Bright chromate plating, Chromate plating, Chromate plating, Black chromate

CAD ：: 2D / 3D

Standard Price:	SGD 38.08-
Days to Ship:	4 Day(s) or more

Small Hex Trimmer P-3 (SW+JIS Flat W), Fine

Small Hex Trimmer P-3 (SW+JIS Flat W), Fine【60-100 Pieces Per Package】

SUNCO

· Thread: M10
· Pitch (mm): 1.25
· Detailed shape: Small diameter
· Mounting hole dimensions: None
· Basic shape: Hex
·Materials: Equivalent to SWCH
· Thread ridge type: Metric fine
· Tip shape: Flat end
· Sales unit: Box/package
· Application: Standard
· Length (mm): 16, 20, 25, 30, 35, 40, 45, 50
· Surface treatment: None, trivalent chromate, trivalent black, trivalent white, bright chromate plating, chromate plating, chromate plating, black chromate

CAD ：: 2D / 3D

Standard Price:	SGD 41.31-
Days to Ship:	4 Day(s) or more


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


Brand	SUNCO	SUNCO	SUNCO	SUNCO	SUNCO	SUNCO	SUNCO	SUNCO
Product Series	7-Mark Small Hex Upset Screw, SP-3 (Spac + JIS Flat W) Fine【80 Pieces Per Package】	4-Mark Small Hexagon Upset Screw SP-2 (Spac) Fine【70-120 Pieces Per Package】	4-Mark Small Hexagon Upset Screw SP-3 (Spac + JIS Flat W) Fine【60-100 Pieces Per Package】	Seven-Mark, Small Hex Upset Head Machine Screw P = 2 (SW), Fine【60-180 Pieces Per Package】	Seven-Mark Small Hex Upset Head Machine Screw P = 3 (SW + JIS Captive W) Fine【70-130 Pieces Per Package】	Small Hex Trimmer (JIS Flat W), Fine【80-120 Pieces Per Package】	Small Hex Trimmer P-2 (SW), Fine【70-120 Pieces Per Package】	Small Hex Trimmer P-3 (SW+JIS Flat W), Fine【60-100 Pieces Per Package】
CAD		2D / 3D	2D / 3D	2D / 3D	2D / 3D	2D / 3D	2D / 3D	2D / 3D
Days to Ship	4 Day(s) or more	4 Day(s) or more	4 Day(s) or more	4 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)	10	10	10	10 ～ 12	10	10	10	10
Length L (mm)	30 ～ 35	16 ～ 50	16 ～ 50	20 ～ 40	20 ～ 50	20 ～ 30	16 ～ 50	16 ～ 50
Mounting Hole Shape	-	-	-	-	-	-	-	-
Detailed Shape	Low Profile Head	Small Dia.	Small Dia.	Small Dia.	Small Dia.	Small Dia.	Small Dia.	Small Dia.
Material	Steel	Steel	Steel	Steel	Steel	Steel	Steel	Steel
Basic Shape	Hex	Hex	Hex	Hex	Hex	Hex	Hex	Hex
Surface Treatment	Trivalent Chromate / Chromate Plating	Trivalent Chromate / Bright Chrome Plating / Chromate Plating	Trivalent Chromate / Bright Chrome Plating / Chromate Plating	Trivalent Chromate / Bright Chrome Plating / Chromate Plating	Trivalent Chromate / Bright Chrome Plating / Chromate Plating	Trivalent Chromate / Bright Chrome Plating / Chromate Plating / Nickel Plating	Trivalent Chromate / Bright Chrome Plating / Chromate Plating	Trivalent Chromate / Bright Chrome Plating / Chromate Plating
Pitch(mm)	1.25	1.25	1.25	1.25	1.25	1.25	1.25	1.25
Thread Type	Metric, Fine	Metric, Fine	Metric, Fine	Metric, Fine	Metric, Fine	Metric, Fine	Metric, Fine	Metric, Fine
Strength Class (Steel)	-	4.8	4.8	8.8	8.8	-	-	-
Tip Shape	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End
Sales Unit	Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.
Application	-	High Strength	High Strength	High Strength	High Strength	Standard	Standard	Standard
Additional Shape	With Captured Washer	With Captured Washer	With Captured Washer	With Captured Washer	With Captured Washer	With Captured Washer	With Captured Washer	With Captured Washer
Strength Class (Stainless Steel)	-	-	-	-	-	-	-	-
Cleaning Method	-	-	-	-	-	-	-	-

Configure

Specification/Dimensions

Nominal of Thread (M)
2

2.3

2.5

2.6

3

3.5

4

5

6

8

10

12

16

20
Drawing

Clear

Length L (mm)
3

3.5

4

4.5

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

35

36

37

38

40

42

43

45

46

48

50

52

53

55

58

60

65

70

75

80

82

85

90

95

100

130

405
Drawing

Clear

Mounting Hole Shape
- Hex Socket
- Cross-Head
- Straight Slot Groove
- Not Provided
- Cross/Straight Slot
- Hexalobular Socket
Clear

Detailed Shape
- Standard
- Low Profile Head
- Small Dia.
- Pan Head
- Countersunk
- Truss
- Binding Head
- Square
- Knurled
Clear

Material
Aluminum

Brass

Stainless Steel

Steel
Clear

Basic Shape
- Standard (Round)
- Hex
Clear

Surface Treatment
- Not Provided
- Black Oxide Film
- Black Oxide
- Electroless Nickel Plating
- Chromium free
- Trivalent Chromate
- Bright Chrome Plating
- Zinc Plating
- Hot Dip Galvanizing
- Chromate Plating
- Nickel Plating
- Chrome Plating
- Parkerizing
- Dacrotizing
- Barrel, Passivated
- GeoMet Coating
- Disgo Treatment
- Stainless Steel Plating
- Copper Plating
- Tin Plating
- Lafre
- Locking Agent Coating
- Black Paint
- Green Paint
- Anti-Seize Coating
- Temper Color
Clear

Pitch(mm)
0.4

0.45

0.5

0.6

0.7

0.8

1

1.25

1.5

1.75

2

2.5
Clear

Thread Type
- Metric, Coarse
- Metric, Fine
Clear

Strength Class (Steel)
4.8

8.8

10.9

12.9
Clear

Tip Shape
- Flat End
- Rounded End
Clear

Sales Unit
Box, Pkg.

Sold Individually (No Min. Purchase)
Clear

Application
- Standard
- Heat Resistance
- High Strength
- For Vacuum Equipment
- Abrasion Resistance
- For Clean Environment
- Tamper Proof
Clear

Additional Shape
- Standard
- With Captured Washer
- Flanged
Larger Image

Clear

Strength Class (Stainless Steel)
A2-70

A2-50
Clear

Cleaning Method
- Degreasing
- Precision Cleaning
- Electrolytic Polishing + Precision Cleaning
Clear

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Screws with Captured Washer（Thread Type：Metric, Fine）

Configure

Specification/Dimensions

Nominal of Thread (M)

Length L (mm)

Mounting Hole Shape

Detailed Shape

Material

Basic Shape

Surface Treatment

Pitch(mm)

Thread Type

Strength Class (Steel)

Tip Shape

Sales Unit

Application

Additional Shape

Strength Class (Stainless Steel)

Cleaning Method

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