Zhenjiang Scharp Machinery Tools., Co.,Ltd.
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NC Spotting drill bit
Product Detail
SPOTTING AND CENTERING:
Nc spotting dril bits are designed for centering operations. Nc spotting dril bits feature short overall and flute lengths, this provides increased rigidity, which reduces run out. Available in both Left and Right hand.
High speed steel NC Spotting and center Drill
TWO RH SPIRAL FLUTES - 120° DRILL POINT
(Also available with 90° drill point)
Centering and chamfering can be accomplished in a single operation
left hand on request
Nominal diameter Dh8 inch | Flute Length L2 inch | Overall length L1 inch |
1/8" | 5/8" | 2-1/2" |
3/16" | 3/4" | 2-1/2" |
1/4" | 1" | 2-1/2" |
3/8" | 1-1/4" | 3" |
1/2" | 1-1/4" | 3" |
5/8" | 1-1/8" | 3" |
3/4" | 1-1/8" | 3" |
1" | 1-1/8" | 3" |
Nominal diameter Dh8 mm | Flute Length L2 mm | Overall length L1 mm |
3 | 8 | 46 |
4 | 9 | 55 |
5 | 10 | 62 |
6 | 15 | 66 |
8 | 17 | 79 |
10 | 20 | 89 |
12 | 25 | 102 |
16 | 35 | 115 |
20 | 40 | 131 |
25 | 50 | 151 |
30 | 50 | 160 |
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National Service Hotline：
0086-511-88798218
E-mail : frankpan@scharptools.com
Address：168--27#,No.168 Dingmaoqiao Road,Zhenjiang,Jiangsu 212002 China
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