Material: High-Speed Steel
Product size: 6mm,6.4mm,8mm, 9.5mm,10mm,12.7mm,15mm 16mm
Application: used for woodworking punching
1.This Mortising Chisel is great for drilling square holes in wood with a mortising machine or a mortising attachment.
2.Square hole drill can not be used on an electric drill, drill square holes need to fit a square hole drill drilling (mortise and tenon machine) to use.
3. Mortise and tenon square hole drilled by the terrible + outer sleeve in the middle of the combination.
4.Reduce labor intensity of construction workers, speed up the construction speed, reduce construction costs for construction, installation, renovation, decoration industries.
1 X Square Hole Drill