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Woodworking 3/8" Inch (9.5mm) Square Hole Drill Bit Mortising Chisel Set, Mortise Chisel & Bit Set for Mortise and Tenon Machine
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Description
Description
Brand: ZLYY
Features:
- Professional square hole wood drill bit, made of high quality high speed steel
- Used for square hole drilling with side length 3/8"(9.5mm)
- Heat treatment hardness of HRC 48-50
- Cutting depth up to 53mm, side slot and high performance flute design geometry for superior chip extraction
- Anti-rust, precise cutting with long life time, ideal to use with mortise and tenon machine, press drill attachments
Details: Product Specification
3/8"(9.5mm) Square Hole Drill Bit
Material: high speed steel (HSS)
Hardness: HRC 48-50
Slotting flute diameter 3/8"(9.5mm)
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
Application:
Square hole drills are mainly used for woodworking.
The reason is that there is an impact body, which is used for drilling steel, iron, and materials, and has high requirements on tool strength.
The specific principle is as follows: square hole drill bit, belonging to a hardware tool, mainly composed of an inner rotary impact body and an outer impact body.
The existing drills can only process circular holes and cannot machine square holes.
If square holes are to be machined, the holes must be machined with a round hole drill or a cutting machine, and then manually cut.
The utility model uses the inner rotating body to drill a round hole, and uses the electric hammer to transmit the impact force to the outer impact body, and breaks the material between the round hole and the square head wall, and is processed into a square hole at one time, and the dust can be broken. Discharge from the slag discharge pipe.
Use square hole drills of different specifications and select square holes with appropriate power to make the square holes that meet the requirements.
It can reduce the labor intensity of construction workers, speed up construction, reduce construction costs, and is suitable for construction, installation, decoration and decoration industries.
EAN: 0793169736421
