Socket Flat Head Cap Screw with Pin

SRHFS

This product is discontinued but available on request.
Socket flat head cap screw with pin in the center of the hexagon socket hole
Cannot be tightened or removed with a regular wrench.
Useful for machinery, tools, equipment, and devices disassembly prevention, and theft and tampering prevention
A specialized wrench SRH is required for tightening and removal.
Material/Finish:
SUS304

unit:mm
Catalog Number	M	L	D₁	L₁	B	Required Wrench	Mass (g)	Q'ty per Pack
SRHFS-M3x6	M3	6	5.5	1.65	2	SRH-2	0.4	20
SRHFS-M3x8	M3	8	5.5	1.65	2	SRH-2	0.48	20
SRHFS-M3x10	M3	10	5.5	1.65	2	SRH-2	0.57	20
SRHFS-M3x12	M3	12	5.5	1.65	2	SRH-2	0.65	20
SRHFS-M3x16	M3	16	5.5	1.65	2	SRH-2	0.82	20
SRHFS-M3x20	M3	20	5.5	1.65	2	SRH-2	0.99	20
SRHFS-M3x25	M3	25	5.5	1.65	2	SRH-2	1.2	20
SRHFS-M4x8	M4	8	8.4	2.7	2.5	SRH-2.5	1	20
SRHFS-M4x10	M4	10	8.4	2.7	2.5	SRH-2.5	1.15	20
SRHFS-M4x12	M4	12	8.4	2.7	2.5	SRH-2.5	1.31	20
SRHFS-M4x16	M4	16	8.4	2.7	2.5	SRH-2.5	1.62	20
SRHFS-M4x20	M4	20	8.4	2.7	2.5	SRH-2.5	1.93	20
SRHFS-M4x25	M4	25	8.4	2.7	2.5	SRH-2.5	2.31	20
SRHFS-M4x30	M4	30	8.4	2.7	2.5	SRH-2.5	2.7	20
SRHFS-M5x10	M5	10	9.3	2.7	3	SRH-3	2.2	20
SRHFS-M5x12	M5	12	9.3	2.7	3	SRH-3	2.42	20
SRHFS-M5x16	M5	16	9.3	2.7	3	SRH-3	2.86	20
SRHFS-M5x20	M5	20	9.3	2.7	3	SRH-3	3.3	20
SRHFS-M5x25	M5	25	9.3	2.7	3	SRH-3	3.85	20
SRHFS-M5x30	M5	30	9.3	2.7	3	SRH-3	4.4	20
SRHFS-M5x40	M5	40	9.3	2.7	3	SRH-3	5.5	20
SRHFS-M6x10	M6	10	11.3	3.3	4	SRH-4	3.6	10
SRHFS-M6x12	M6	12	11.3	3.3	4	SRH-4	3.96	10
SRHFS-M6x16	M6	16	11.3	3.3	4	SRH-4	4.67	10
SRHFS-M6x20	M6	20	11.3	3.3	4	SRH-4	5.38	10
SRHFS-M6x25	M6	25	11.3	3.3	4	SRH-4	6.26	10
SRHFS-M6x30	M6	30	11.3	3.3	4	SRH-4	7.15	10
SRHFS-M6x40	M6	40	11.3	3.3	4	SRH-4	8.93	10
SRHFS-M6x50	M6	50	11.3	3.3	4	SRH-4	10.7	10
SRHFS-M8x10	M8	10	15.8	4.65	5	SRH-5	8.6	10
SRHFS-M8x12	M8	12	15.8	4.65	5	SRH-5	9.24	10
SRHFS-M8x16	M8	16	15.8	4.65	5	SRH-5	10.51	10
SRHFS-M8x20	M8	20	15.8	4.65	5	SRH-5	11.78	10
SRHFS-M8x25	M8	25	15.8	4.65	5	SRH-5	13.36	10
SRHFS-M8x30	M8	30	15.8	4.65	5	SRH-5	14.95	10
SRHFS-M8x40	M8	40	15.8	4.65	5	SRH-5	18.13	10
SRHFS-M8x50	M8	50	15.8	4.65	5	SRH-5	21.3	10

Dimensions & Specifications