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Carpentry Hollow Square Mortising Chisel and Bits for Woodworking

China Carpentry Hollow Square Mortising Chisel and Bits for Woodworking, Find details about China Drill Bit, Plus Chuck Drill Bits from Carpentry Hollow Square Mortising Chisel and Bits for Woodworking

Trademark
Customized
Specification
Customized
Origin
China
Trademark
Customized
Specification
Customized
Origin
China

Main details:

 

HSS straight/taper shank drill bits

 

1. Standard: DIN338, DIN1897, DIN340; 1/16"-1" for ASME, screw machine, taper length.
2. Steel material: M2(6542), M35, M42, HSS9341, HSS4341, HSS 4241
3. Process: Fully ground, milled, polished, roll forged
4. Point angel: 118degree, 118degree split point, 135degree split point
5. Surfce finishing: Bright finished, black oxide, Tin-coated, black & white, black & gold, coffee color.
6. Shank: Straight shank, reduced shank, taper shank
7. Hardness: 63-66HRC
Carpentry Hollow Square Mortising Chisel and Bits for WoodworkingCarpentry Hollow Square Mortising Chisel and Bits for WoodworkingCarpentry Hollow Square Mortising Chisel and Bits for WoodworkingCarpentry Hollow Square Mortising Chisel and Bits for WoodworkingCarpentry Hollow Square Mortising Chisel and Bits for Woodworking

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