4pcs Professional Woodworking Mortising Chisel Set Square Hole Extended Drill Set High Quality Woodworking Saw Tool 1/4-1/2 Inch

This mortising chisel set is great for drilling square holes in wood with a mortising machine. For the home woodworker, this is a must have.
Features:
Extra long drilled core(210mm above).
Brand new, handy tool with decent quality and price.
Well made and extremely sharp to help do the job well.
Black finish in partial of the mortising chisel, rustproof and good looking.
Includes 4 different sizes(1/4", 5/16", 3/8", 1/2") in one mortising chisel set.
Tool steel mortising chisel with heat treatment, high hardness up to HRC48-50.
Specifications:
Material: Tool Steel
Size Model: 1/4"(6.35mm), 5/16"(7.94mm), 3/8"(9.5mm), 1/2"(12.7mm)
Package Weight: Approx. 663g / 23.39oz
Package Size: Approx. 27 * 11 * 3cm / 10.63 * 4.33 * 1.18in
Package List:
4 * Mortising Chisel