HSS Taper Shank Twist Drill Bits:Our factory supply: end mill,gear hob,machine tap,hobbing cutter,drill,band saw blade,hss tool

Weifeng Hardware & Tool Manufacture supply: four flute carbide end mill, bi-metal backsaw blade, high speed cutter, spline hobbing cutter, bevel gear shaper cutter, HSS drill bit, screw driver, steel measuring tape, reamer, hex key, wrench, grinding wheel, diamond tool, thread tap, ball nose, twist drill, HSS tool bits, gear hob,....

Product Description

Standard: DIN341, DIN345, DIN1870, ANSI Manufacturing process: Rolled, milled or fully ground Point angle: 118º Finish: Bright, black oxide, Ti-coated Diameter: 0.2-100mm Material: M35, M2, W9Mo3Cr4V, W4Mo3Cr4V, W4Mo2Cr4V Suitble for cast iron, carbon steel, alloy steel, stainless steel, non-ferrous metals under 32 HRC.

GB/1438.1-1996

d	L	i	Morse	d	L	i	Morse	d	L	i	Morse
11.8~13.2	182	101	1	37	344	195	4	60	422	235	5
13.2~14.0	189	108	1	38	349	200	4	61	427	240	5
14.0~15.0	212	114	2	39	349	200	4	62	427	240	5
15.0~16.0	218	120	2	40	349	20	4	63	427	240	5
16.0~17.0	223	125	2	41	354	205	4	64	432	245	5
17.0~18.0	228	130	2	42	354	205	4	65	432	245	5
18.0~19.0	233	135	2	43	359	210	4	66	432	245	5
19.0~20.0	238	140	2	44	359	210	4	67	432	245	5
20.0~21.2	243	145	2	45	359	210	4	68	437	250	5
21.2~22.4	248	150	2	46	364	215	4	69	437	250	5
22.4~23.02	253	155	2	47	364	215	4	70	437	250	5
23.02~23.6	276	155	3	48	369	220	4	71	437	250	5
23.6~25.0	281	160	3	49	369	220	4	72	442	255	5
25.0~26.5	286	165	3	50	369	220	4	73	442	255	5
26.5~28.0	291	170	3	51	412	225	5	74	442	255	5
28.0~30.0	296	175	3	52	412	225	5	75	445	255	5
30.0~31.5	301	180	3	53	412	225	5	76	447	260	5
31.5~31.75	306	185	3	54	417	230	5	77	514	260	6
32	306	185	3	55	417	230	5	78	514	260	6
33	334	185	4	56	422	235	5	79	514	260	6
34	339	190	4	57	422	235	5	80	514	260	6
35	329	190	4	58	422	235	5
36	344	195	4	59	422	235	5

HSS Taper Shank Twist Drill Bits