3 X Titanium Coated Stepped Drill Bit, 4-12mm, 4-20mm, 3-12 mm HSS Step Cone Drill Bit on Sale
- Estimated Delivery : Up to 4 business days
- Free Shipping & Returns : On all orders over $200
Pakage: 3 pcs Step Drill and 1pcs Automatic wood cutter tools. Contain 3 size : 4-12mm, 4-20mm and 3-12 mm.
Size of hole drill bit : 77*20mm, 77*12mm, 67*12mm (Length* Width). Material: high speed steel (HSS4241). Size of Punch: 128mm Length. Material: high speed steel HSS.
This hole cutter drill bit is used to drill holes or enlarge holes on many kinds of thin metal plastic sheets up to 3mm thick, such as: steel sheet, aluminum alloy sheet, plastic sheet, wood sheet, brass sheet.
Easy drilling: Dual slots and size gauge designs provide faster, smoother, and more accurate cuts. Tips: Remember to drill a little pilot hole first as it s way easier for the step bit to get started.
Automatic center punch: Delivers an automatic, high-impact, spring-loaded strike when pressed against surface, adjustable cap regulates striking force.
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