Centrotec 3.5mm Countersink Drill Bit True Blue Straight Shooter For One Step Drilling And Chamfering Heavy Duty HSS Built Totally Knocks Out Rough Edges Fast And Dishes Flawless Finish On Every Woodworking Gig
Single 3.5mm Countersink Drill Bit For Fine Woodwork Jobs
✔️ Heavy steel hole cutter, adjustable ring, quick twist mount
This single replacement tip drills and chamfers holes in one smooth pass. You skip the secondary hand work and get perfectly flush screw heads straight from your power tool. Cabinet builders prefer this handy steel cutter through softwood panels, aluminum sheets, and acrylic blanks during daily trim and hardware installs.
✅ 3.5 mm cutting diameter equals 0.14 inches with sharp straight flute profile✅ Factory calibrated tolerance holds true up to 2000 rpm for clean threads
✅ Overall length measures 130 mm or 5.1 inches for balanced control
✅ Quick twist interface design locks into standard keyless power tool chucks
💡 Which features make an adjustable depth counterbore really handy for tough metalwork?
We recommend tracking rotational friction and match feed rates to material density.
- Shielded bearing races isolate torque spikes from delicate precision bits
- Helical flute geometry lifts debris faster than standard straight cutters
- Rigid shank tolerances prevent vibration chatter during deep plunge drilling operations.