JIS Standard Slotted set screws Size Chart (Cone Point)

Slotted set Screws （JIS B1117-1995）

(JIS B1117-1995) is a standard that was established in 1995.
A total length shorter than 2.0mm are not specified in the JIS standard;

The tip angle is 120° for the following sizes: M1.2×2, M1.4×2, M1.4×2.5, M1.6×2, M1.6×2.5, and M2.5×3. The tip angle for all other sizes is 90°.

Screw nominal diameter → Pitch →	M1 P0.25	M1.2 P0.25	M1.4 P0.3	M1.6 P0.35	M2 P0.4	M2.5 P0.45
Overall length 　tolerance ↓
1.0
1.1
1.2
1.3
1.4
1.5
1.6
1.7
1.8
2.0 ±0.2	(90°) M1x2	(120°) M1.2x2	(120°) M1.4x2	(120°) M1.6x2
2.5 ±0.2	(90°) M1x2.5	(90°) M1.2x2.5	(120°) M1.4x2.5	(120°) M1.6x2.5
3.0 ±0.2	(90°) M1x3	(90°) M1.2x3	(90°) M1.4x3	(90°) M1.6x3	(90°) M2x3	(120°) M2.5x3
4.0 ±0.3	(90°) M1x4	(90°) M1.2x4	(90°) M1.4x4	(90°) M1.6x4	(90°) M2x4	(90°) M2.5x4
5.0 ±0.3	(90°) M1x5	(90°) M1.2x5	(90°) M1.4x5	(90°) M1.6x5	(90°) M2x5	(90°) M2.5x5
6.0 ±0.3	(90°) M1x6	(90°) M1.2x6	(90°) M1.4x6	(90°) M1.6x6	(90°) M2x6	(90°) M2.5x6
8.0 ±0.3				(90°) M1.6x8	(90°) M2x8	(90°) M2.5x8
10.0 ±0.3					(90°) M2x10	(90°) M2.5x10
12.0 ±0.4						(90°) M2.5x12