INTERCHANGEABLE BIT | TOHNICHI เครื่องมืออุตสาหกรรม เครื่องมือช่าง เครื่องมือวัดละเอียด

						Root Shap
				Torque Screwdriver		-	RTD/RTDZ/LTD BMRD BMLDFTD50CN - 400CN FTD2CN-S - 400CN2-S STC2-G		FTD8N2-S- FTD16N2- S, (FTD8N - 16N)	AMRDAMLDMTD	LTD2000CN	-
				Power Torque Tool		U30CN	U (except U30CN)		-	-	-	AUR5N
				Root Shape Sign		A	B	C	D	F	G	H
				Root Shape and Dimensions
Screw Head Shape	Plus	Sing	Size	Screw		Tohnichi Orginal Bit	Common (Standard)		Tohnichi Original Bit	Tohnichi Original Bit	Tohnichi Original Bit	Common (Standard)
		0	#0 (S-0)	Refer to Table A		104		109		115
		1	#1 (H-1)	Refer to Table A			85	106	84	116
		2	#2 (H-2)	Refer to Table A			86	107	80
		3	#3 (H-3)	Refer to Table A			87		81		35	700
		4	#4 (H-4)	Refer to Table A							36
	Minus	10	0.15 x 1	Refer to Table B						111
		11	0.2 x 1.5	Refer to Table B						112
		12	0.3 x 2	Refer to Table B						113
		13	0.4 x 2.4	Refer to Table B		105
		14	0.6 x 3.8	Refer to Table B				108
		15	0.7 x 7	Refer to Table B			88
		16	0.9 x 7	Refer to Table B			89
		17	1 x 10	Refer to Table B							37
		18	1 x 12	Refer to Table B							38
		19	1.2 x 17	Refer to Table B							39
		20	1.6 x 10	Refer to Table B					82
		21	1.2 x 8	Refer to Table B					83
	Box socket		Hex Bolt
		W5.5	5.5	M3			91
		W6	6	(M3.5)			95
		W7	7	M4			92
		W8	8	(M4.5) M5			93
		W10	10	M6			94
	Hex			Cap screw	Set Screw
		W1.27	1.27		M2.5		56
		W1.5	1.5		M3		57
		W2	2		M4		58
		W2.5	2.5		M5		59
		W3	3		M6		60
		W4	4		M8		61
		W5	5		M10		62
		W6	6		M12 (M14)		63
		W8	8		M16 (M18)		64
	Square	2	□6.35	(1/4)			90				33
	Drive □	3	□9.53	(3/8)							34
	Hexalobular		Flat Head	Socket Head	Set Screw
		T5	M2		M2.5			470
		T6	M2		M3			471
		T7			M3.5
		T8	M2.5	M2.5	M4			472

Bolt Head Shape*Reference

Nominal Size of Screw (d)	Hex head Bolt (B)		Small Hex Head Bolt (B)	High Strength Hex Bolt for Friction Grip Joint (b)	Hex Socket Head Cap Screw (B)	Hex Socket Set Screw (B)
M2.5	4.5		-	-	2	1.27
M3	5.5		-	-	2.5	1.5
(M3.5)	6		-	-	-	-
M4	7		-	-	3	2
(M4.5)	8		-	-	-	-
M5	8		-	-	4	2.5
M6	10		-	-	5	3
(M7)	11		-	-	-	-
M8	13		12	-	6	4
M10	16	17	14	-	8	5
M12	18	19	17	22	10	6
(M14)	21	22	19	-	12	6
M16	24		22	27	14	8
(M18)	27		24	-	14	8
M20	30		27	32	17	10
(M22)	32	34	30	36	17	-
M24	36		32	41	19	-
(M27)	41		36	46	19	-
M30	46		41	50	22	-
(M33)	50		46	-	24	-
M36	55		50	-	27	-
(M39)	60		55	-	27
M42	65		-	-	32	-
JIS	JIS B 1180		JIS B 1180	JIS B 1186	JIS B 1176	JIS B 1177

HOW TO ORDER :

Indicate the model name and catalog No.

■ Size of Bits

Table A

No. of Cross Nominal Sizeof Screw (d)	Hole No.	Remark
M1.6, M2	#0 (S-0)	Pan head screw, Flat head screw, Pan flat screw, Bind screw [(M) #1 is bind small screw only] [(M2) #1 is not compliant with ISO]
[M2], (M2.2), M2.5, (M3)	#1 (H-1)
M3, (M3.5), M4, (M4.5), M5	#2 (H-2)
M6	#3 (H-3)
M8, M10	#4 (H-4)

■ Flat Head Screw

Table B

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INTERCHANGEABLE BIT | TOHNICHI