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Hss Step Drill Bit With Straight Flute

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HIGH SPEED STEP DRILLS WITH STRAIGHT FLUTE

Point cut: split point DIN1412C

Point angle: 118 Degree

Step angle: 90 Degree

Surface: bright/titanium-nitridecoated/black finished

Cutting Direction: right-hand cutting

Flute: straight

Serial No	Drilling range mm	Shank Dia	Steps	Article no HSS Tin-coated	Article no HSS Black-finished
0/5	4-12	6	5	SD-T4125R	SD-B4125R
0/9	4-12	6	9	SD-T4129R	SD-B4129R
1	3-12	6	10	SD-T312R	SD-B312R
2	3-14	6	13	SD-T314R	SD-B314R
3	4-20	8	9	SD-T420R	SD-B420R
4	4-22	8	10	SD-T422R	SD-B422R
5	4-24	8	11	SD-T424R	SD-B424R
6	4-30	10	14	SD-T430R	SD-B430R
7	4-32	10	15	SD-T432R	SD-B432R
8	4-39	12	13	SD-T439R	SD-B439R
9	5-28	10	7	SD-T528R	SD-B528R

Serial No	Drilling range mm	Shank	Steps	Article no HSS Tin-coated	Article no HSS Black-finished
10	5-35	12	13	SD-T535R	SD-B535R
11	6-18	8	7	SD-T618R	SD-B618R
12	6-20	8	8	SD-T620R	SD-B620R
13	6-30	10	13	SD-T630R	SD-B630R
14	6-35	12	13	SD-T635R	SD-B635R
15	6-37	12	11	SD-T637R	SD-B637R
16	6-38	12	12	SD-T638R	SD-B638R
17	9-36	12	10	SD-T936R	SD-B936R
18	10-20	8	11	SD-T1020R	SD-B1020R
19	14-24	8	6	SD-T1424R	SD-T1424R
20	20-30	10	11	SD-T2030R	SD-B2030R
21	20-34	10	14	SD-T2034R	SD-B2034R