Woodworking 1/2" Inch (12.7mm) Square Hole Drill Bit Mortising Chisel Set, Mortise Chisel & Bit Set for Mortise and Tenon Machine
Product Description
Woodworking 1/2" Inch (12.7mm) Square Hole Drill Bit Mortising Chisel Set, Mortise Chisel & Bit Set for Mortise and Tenon Machine
- 1) Professional square hole wood drill bit made of high quality high speed steel
- 2) Heat treatment with great hardness of HRC 48-50
- 3) Used for square hole drilling of side length 1/2"(12.7mm)
- 4) Cutting depth up to 2-1/2" (64mm), side slot and high performance flute design geometry for superior chip extraction
- 5）Anti-rust, precise cutting with long life time, ideal to use with mortise and tenon machine, press drill attachments
Product Specification
1/2"(12.7mm) Square Hole Drill Bit
Material: High quality high speed steel (HSS)
Hardness: HRC 48-50, whole body heat treatment
Slotting flute diameter 1/2"(12.7mm)
Cutting depth up to 2-1/2" (64mm)
Holder diameter (circular): 3/4" (19mm)
Drilling core length: 8-1/4"（210mm)
Application material: Soft and hard wood material
Tools applied: Mortise and tenon machine, press drill attachments
Features: Anti-rust, chip jam free, precise cutting with long life time
Technical Specifications
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