Diameter D	Flute Length	Overall Length	Shank Diameter	Flutes
1	8	38	3	2
1.1	12	42	3	2
1.2	12	42	3	2
1.3	12	42	3	2
1.4	12	42	3	2
1.5	12	42	3	2
1.6	12	42	3	2
1.7	12	42	3	2
1.8	12	42	3	2
1.9	12	42	3	2
2	12	42	3	2
2.1	14	50	3	2
2.2	14	50	3	2
2.3	14	50	3	2
2.4	14	50	3	2
2.5	14	50	3	2
2.6	14	50	3	2
2.7	14	50	3	2
2.8	14	50	3	2
2.9	14	50	3	2
3	14	50	3	2
3.1	20	60	4	2
3.2	20	60	4	2
3.3	20	60	4	2
3.4	20	60	4	2
3.5	20	60	4	2
3.6	20	60	4	2
3.7	20	60	4	2
3.8	20	60	4	2
3.9	20	60	4	2
4	20	60	4	2
4.1	24	62	5	2
4.2	24	62	5	2
4.3	24	62	5	2
4.4	24	62	5	2
4.5	24	62	5	2
4.6	24	62	5	2
4.7	24	62	5	2
4.8	24	62	5	2
4.9	24	62	5	2
5	24	62	5	2
5.1	28	66	6	2
5.2	28	66	6	2
5.3	28	66	6	2
5.4	28	66	6	2
5.5	28	66	6	2
5.6	28	66	6	2
5.7	28	66	6	2
5.8	28	66	6	2
5.9	28	66	6	2
6	28	66	6	2
6.1	34	74	7	2
6.2	34	74	7	2
6.3	34	74	7	2
6.4	34	74	7	2
6.5	34	74	7	2
6.6	34	74	7	2
6.7	34	74	7	2
6.8	34	74	7	2
6.9	34	74	7	2
7	34	74	7	2

Workpiece Material	All kinds of steel parts, aluminum parts, soft substrates, etc.	Handle type	Straight handle
Tool material	Tungsten	Helix angle	30 degree
Coating	Yes	Brand	Xinfa

Suitable for drilling cast iron of automobile industry and other industries. Wave formed cutting lips provides lowered machining torque. For margin design, improves hole wall quality and accuracy. Increased drills point strength through optimized chisel edge.