6-20mm Mortise Square Hole Saw Auger Drill Bit Mortising Chisel For Woodworking

Description:

​This is great for drilling square holes in wood with a mortising machine Specification

​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.

​Reduce labor intensity of construction workers, speed up the construction speed, reduce construction costs for construction, installation, renovation, decoration industries.

​Arc design, exquisite sharpen durable.

​Use matters: Square hole drill is mainly used for woodworking aspects.

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​Features:


​Name: Square Hole Saw

​Material: Spring steel

​Color: as picture shows

​Product size: 1/4''(6.4mm) / 5/16''(8mm) / 3/8''(9.5mm) / 7/16''(11mm) / 1/2''(12.7mm) / 9/16''(14mm) / 5/8''(16mm) / 3/4''(19mm) / 7/8''(22mm) / 10mm / 6mm / 6.4mm / 8mm / 9.5mm / 10mm / 11mm / 12.5mm / 12.7mm / 14mm / 15mm / 16mm / 18mm / 19mm / 20mm。

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