CraftsmanCapitol™ Premium Square Hole Drill Bit Tool

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• Saving time and no more hassle with your project
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CraftsmanCapitol™ Premium Square Hole Drill Tool Gonna Make Your Handyman Life So Much Easier:

Why waste time and energy trying to chisel out at the square hole and get frustrated with your tools? This amazing Premium Square Hole Drill Tool will be your saving grace!

This Premium Square Hole Drill Tool helps you create your square holes effortlessly and perfectly. It helps to prevent frustration and saves your time as you complete your tasks. 

Features:

• Made of high-speed steel. Heat Treatment, HRC48~50, High Hardness, Lengthened Core, High Concentricity.
• Great for drilling square holes in wood.
• Mainly used for woodworking aspects.
• The professional wood drill bit, suitable for renovation, construction, installation, decoration industry, etc.
• Reduce the labor intensity of workers.
• Reduce construction costs for installation, renovation, decoration industries.
• Fits all mortising machines and drill press attachments.

Specifications:

• Material: High-Speed Steel
• Hardness: 56HRC
• Clamping shank diameter:
  1/4 INCH (6.4MM)
  5/16 INCH (8MM)
  3/8 INCH (9.5MM)
  1/2 INCH (12.7MM)  
• Middle terrible diameter: Total length: 19.5 cm / 7.68 in; Diameter: 6.8 mm / 0.27 in
• Square hole drill cannot 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.