Drillpro HRC89 AlTiN Coating Step Drill Bit 4-12mm HSS M35 Cobalt Step Cone Drill Bit Hole Cutter
$20
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Description
Drillpro HRC89 AlTiN Coating Step Drill Bit 4-12mm HSS M35 Cobalt Step Cone Drill Bit Hole Cutter
Specification
Brand:Drillpro
Material:HSS-Co/M35
Coating:AlTiN Coating
Hardness:HRC89
Step:9 steps
Size:4, 5, 6, 7, 8, 9, 10, 11, 12mm(4-12mm)
Shank Size:1/4inch Hex Shank
Features
1. Hardness up to HRC89, perfect to drill 304 stainless steel, wood, iron, aluminum alloy, insulation boards, PVC sheet.
2. Industrial Grade TiALN Coating,TiAlN coating surface will form Al2O3 which form a hard protective layer when drilling.
(Perfect for high speed drilling)
3. Service life is 5-10 times longer than general step drill. (Can drilling without coolant, with coolant, service life will be longer
and performance will be better.)
4:118° X Bit Design, you can drill from any angle, no slipping.
5:Great chip removal, small resistance, geat heat dissipation.
6:HIgh precision, no burr when drilling.
7:Easy to install
Package Included
1 x Drillpro HRC89 AlTiN Coating Step Drill Bit 4-12mm
| Weight | 0.024 kg |
|---|
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