2pcs 10mm 16mm Square Hole Mortising Drill Bit Chisel Twist Woodworking Tool Kit
Package included:<br>1x 10mm woodworking square hole drill<br>1x 16mm woodworking square hole drill<br><br>product specification<br>model:521080<br>name:square hole saw mortising chisel <br>material:metal<br><br>square hole size: 16mm 10mm<br>slotted depth: 77mm 61mm<br>total length: 218mm 195mm<br>clamping diameter: 19mm 19mm<br><br>application:mainly used for carpentry, applicable to the construction, installation, decoration, decoration industry use.<br><br>use:<br>square hole drilling is used in the square tenon hine, specially used for a drill square hole, it can not be used on electric drill.