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Sink And Step Drills For Screw Thread, Hss
Posted at: TradersCity --> Offers to Sell and Export
Posted on: Thu 02 Jul, 2009 8:44 am
Sink and step drills for screw thread HSS, fully ground, bright finish
Applications:suitable for general drilling, finishing job in one process instead of two, efficiently and easily get concentric circles
angle d1 (mm) d2 (mm) L(mm) l1(mm) L2(mm) thread hole
90 3.4 6.4 65 13 35 m 3
4.5 8.4 75 18 42 m 4
5.5 10.4 85 22 50 m 5
6.6 12.5 90 25 53 m 6
9.0 16.5 95 28 53 m 8
180 3.4 6.5 65 13 35 m 3
4.5 8.0 75 18 42 m 4
5.5 9.5 85 22 50 m 5
6.6 11.0 90 25 53 m 6
9.0 14.0 95 28 53 m 8
11.0 17.5 105 30 63 m 10
14.0 20.0 110 32 68 m 12
9/32' 13/32' 5-1/4' 11/16' 3-7/8' 1/4‘
11/32' 1/2' 6.0 3/4' 4-1/2' 5/16’
13/32' 19/32' 7-1/8' 7/8' 5-3/6' 3/8‘
15/32' 11/16' 7-5/8' 1.0 5-5/8' 7/16’
17/32' 25/32' 5-1/8' 1.0 3-1/4' 1/2‘
21/32' 31/32' 5-7/8' 1.0 3-7/8' 5/8’
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