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HSS Straight/Taper Shank Twist concrete drill bit set diamond drilling bits tungsten carbide drill bit

Product details
Finish:Other;Over length:30-100mm;
point angle:115 /135;diameter:0.5-20mm;
Place of Origin:Zhejiang China;Warranty:3 years;
Packaging Detail:plastic box,paper case hss drill bit;Use:Metal Drilling;
Working Length (mm):1000;Model Number:DIN338 DIN345;
Hss Material:4241 4341 6542 M35;Supply Ability:10000 Piece/Pieces per Month hss drill bits;
Brand Name:CNEHNRY;shank:taper /straght shank;
Type:Twist Drill Bit;hardness:60-65hrc;
color:bright,black;Flute number:double flute;
Payment Terms:Western Union,T/T;Oem:Welcome;
Port:ningbo or shanghai;Stardand:DIN ANSI OSI;
Customized support:OEM,ODM;

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

 

 

 

 

DIN340 twist drill bit

 

 

 

DIN338 twist drill bit

 

 

DIN345 TAPER SHNAK TWIST DRILL BIT

  This is only the size of the part

 

 

Product Picture:

 

 

 

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