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12_9110e307-5f88-40e4-a8d4-59375685f14f - Northline Parts

6pcs 6.35mm/8mm/9.5mm/12.7mm/14mm/16mm Square Hole Mortise Chisel Drill Bit Set

Alligator_819_x_200_px - Northline Parts

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$52.99
Sale price  $52.99 Regular price 

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I reached out for some replacement head bolts and they responded quickly with a few questions and cautionary information and is sending me some bolts. Great customer service! Thanks

Edward H. — Verified customer

6pcs 6.35mm/8mm/9.5mm/12.7mm/14mm/16mm Square Hole Mortise Chisel Drill Bit Set

Upgrade your woodworking toolkit with this high-quality 6-piece square hole mortise chisel drill bit set. Designed for precision and durability, these aftermarket bits allow you to create clean, professional square holes for various joinery projects. Whether you are a professional carpenter or a DIY enthusiast, this versatile set provides the essential sizes needed for efficient mortising in wood. Please note that these are premium aftermarket components designed to offer reliable performance as an alternative to original equipment manufacturer parts.

Key Features & Benefits

  • Comprehensive 6-piece set covering a wide range of common mortising sizes
  • Manufactured from high-speed steel for long-lasting sharpness and heat resistance
  • Precision-ground chisel edges for clean and accurate square corners
  • Efficient chip removal design reduces friction and prevents clogging
  • Universal shank design fits most standard mortising machines and drill press attachments

Compatible Models

  • Fits most standard square hole mortising machines
  • Compatible with mortising attachments for various drill press models
  • Suitable for use with popular woodworking machinery brands requiring square hole bits

Product Specifications

  • Material: High-Speed Steel (HSS)
  • Sizes Included: 6.35mm (1/4"), 8mm (5/16"), 9.5mm (3/8"), 12.7mm (1/2"), 14mm (9/16"), 16mm (5/8")
  • Tool Type: Square Hole Mortise Chisel and Drill Bit
  • Application: Woodworking and Joinery

Frequently Asked Questions

Is this an OEM part?
No, this is a premium aftermarket part, not an OEM product. It is designed to meet or exceed the performance of the original component.

How do I confirm compatibility?
To confirm compatibility, please check your mortising machine's manual or the specifications of your drill press attachment to ensure it accepts standard square hole mortise bits with these shank dimensions.


Important: This item is an aftermarket replacement part sold by Northline Parts. It is not an OEM part unless specifically stated. Any brand names, model names, or part numbers are used for compatibility reference only. Please verify fitment by comparing your original part, product photos, and vehicle or equipment details before ordering.

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Service was professional and easy to work with. They kept me updated on my order and recommended a different part when the one I originally picked wasn’t going to work. Everything showed up as expected and the process was smooth overall.

- Customer, Chris D.

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