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Square Hole Mortiser Drill Bit
Square Hole Mortiser Drill Bit
Square Hole Mortiser Drill Bit
Square Hole Mortiser Drill Bit

Square Hole Mortiser Drill Bit

Regular price $54.67 $62.47


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4Pcs Woodworker Square Hole Drill Bits Wood Mortising Chisel Set Mortise Chisel Bit Kits Woodworking Hole Saw Sets with Twist Drill DIY Mortising Chisel at can drill a square hole with a round bit. Here's how: An auger-type drill bit spins inside a hollow four-sided chisel secured to the mortiser. 




  • Model:SHDB01
  • Item Weight:350g
  • Type: Square Hole Drill Bit
  • Material:High-speed steel
  • 4 sizes for choosing: 1/4 5/16 3/8 1/2

Square Hole Mortiser Drill Bit 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.

Product size
1/4inch(6.35mm), 5/16inch(7.94mm), 3/8inch(9.5mm), 1/2inch(12.7mm) 
The square hole drilling core are more than 210mm
Belong to longer drilling core
High Hardness and Concentricity
The whole heat treatment, HRC48-50, high hardness
Drilling core is lengthened, concentricity is high.
Arc design
Arc design, exquisite sharpen durable
Used with mortising chisel , if extend square hole manually, need to use electric drill, hammer and other tools
Square hole drill is mainly used for woodworking aspects
1 x Square Hole Drill Bit


1. Quare hole drill / hisel angel is mainly used for wood working: rosewood, board, shaving board, MDFBoard.

2. Bearing Steel manufacturing, hardness is good.

3. Standard chip design, easy to remove the side of wood chips, improve drilling efficiency.

4. Special Techonology production, durable and not easy to break.

5. Arc design, exquisitre sharpen durable.

6. Reduce labor intensity of construction workers, speed up the construction speed, reduce construction costs for construction, installation, renovation, decoration industries.

7. The square chisel mortiser combines the cutting of a four-sided chisel with the action of a drill bit in the center,

8. The bit clears out most of the material to be removed, and the chisel ensures the edges are straight and clean.

9. Hollow Mortising Chisel Bits are for making square mortises in one stroke and oblong mortises with each succeeding stroke.

Material: High Speed Steel
length: 210mm
Type: Center Drill Bit
Use: Wood Drilling
is_customized: Yes
DIY Supplies: Woodworking
Color: Sent Randomly
S: 1/2''(12.7mm) / 3/8''(9.5mm) / 5/16''(7.94mm) / 1/4''(6.35mm)
T: Square Hole D

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