6.4/8/9.5/10/12.7/14/16mm HSS Square Hole Drill Bit Mortising Chisels Woodworking Tool

High-concerned chemical : None

Origin : Mainland China DIY Supplies : Woodworking Type : Core Drill Bit

Features: 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. specifications： 6mm    106g    2.5mm*2.5mm*22mm

6.4mm    123g    2.5mm*2.5mm*22mm     8mm    145g    2.5mm*2.5mm*22mm

9.5mm    163g    2.5mm*2.5mm*22mm     10mm    167g    2.5mm*2.5mm*22mm

11mm    184g    2.5mm*2.5mm*22mm

12mm    198g    2.5mm*2.5mm*22mm

12.5mm    212g    2.5mm*2.5mm*22mm     12.7mm    209g    2.2mm*2.5mm*22mm

14mm    221g    2.5mm*2.5mm*22mm     15mm    229g    2.5mm*2.5mm*22mm 16mm    233g    2.5mm*2.5mm*22mm

18mm    402g    3.3mm*3.3mm*22mm

19mm    426g    3.3mm*3.3mm*22mm     20mm    433g    3.3mm*3.3mm*22mm 22mm    498g    3.3mm*3.3mm*22mm 25mm    634g    4.3mm*4.3mm*22mm 30mm    712g    4.3mm*4.3mm*22mm

Package Included: 1 X Square Hole Drill