Combination Drill & Taps
Step Cone Drill 10-45mm Wood Metal Hole Coated Steel Drill Bit 1Pcs
See the second picture for details

Specification:
Type: Cone Drill Bit
Material: High speed steel(HSS)
Coating: coated
Shank: Triangle shank
Size: 10-45 mm
Suitable material:Copper, Wood, PVC, Aluminium, Cast iron, alloy, etc. Fit on Pistol drill, Hand drill, Charging drill, Bench drill.
Ideal For DIY: Tiny Home and General Building / Engineering Using(Without the use of center punch, easy to break, a step drill specifications apply.)
Note:
Please allow 1-3mm error due to manual measurement.
Due to the difference between different monitors, the picture may not reflect the actual color of the item.
Package Including:
1pc Step Drill Bit
1