10mm/16mm Square Hole Saw Auger Drill Bit Mortising Chisel Auger Drill Bit Woodworking Tool
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. Mortise and tenon square hole drilled by the terrible + outer sleeve in the middle of the combination.
Material: High Speed Steel
Size: 10mm/16mm (Please choose the size you want)
Use matters: Square hole drill is mainly used for woodworking aspects.
1pc x Square Hole Drill
(It only included one bearing, please choose the sithe size you want.)