Description
- This Mortising Chisel is great for drilling square holes in wood with a mortising machine or a mortising attachment.
- 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.
- Size: 1/4" (6.35mm), 5/16" (7.94mm), 3/8" (9.5mm), 1/2" (12.7mm)
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Material: high-speed steel Hardness: HRC 48-50 Size: 1/4" (6.35mm), 5/16" (7.94mm), 3/8" (9.5mm), 1/2" (12.7mm) Clamping shank diameter: 19mm (Round) Length: 210mm Package Included: 4 x Square Hole Drill Bit
