XMEIFEITS Step Drill 4-12/20/32mm Wood Metal Hole Cutter TiCN Coated Step Cone Drill Bit HSS Steel Metal Core Drill Bit (Color : 4 20mm)

Before Use, Check the Power and Stiffness of the Machine Tool to Ensure That the Required Diameter of the Step Drill bit Can Be Used on the Machine Tool
Step Drill Bit 4-12/20/32mm Wood Metal Hole Cutter TiCN Coated Step Cone Drill Bit HSS Steel Metal Core Drill Bit
Features:
1.This is the New HSS Steel Large Step Cone Drill Bit;
2.Which is made from high HSS steel,and with the TiCN coated.
Specification:
Material:High speed steel(HSS)
Coating:TiCN coated
Shank:Triangle shank
Size:4-12mm,4-20mm,4-32 mm
Suitable material?wood,metal,plastic,PVC plate,iron plate(plate thickness within 3mm),etc.
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.
Package Including:
1 Set Step Drill Bit