Trusted Maxbell Square Hole Saw Wood Drill Bit Mortising Chisel Woodworking Tool Bit 10mm High-Performance

Description:Professional woodworking drill bit

HSS material, high hardness, lengthened core

Matched use with mortise and tenon machine

The square hole punching needs to use electric drill, hammer & other tools

For construction, installation, renovation, decoration, etc

Specification:Material: high-speed steelHardness: 56HRCClamping shank diameter: 19mm (Round)Drilling core length: Approx

200mm/ 7

87 inchCenter Drill Bit Diameter: 8mm/ 9

5mm/ 10mm/ 12mm/ 16mm (As you choose)Package Includes:1 Piece Tenon Hole Drill Bit