Specifications

1.Process: Milled
2.Shank: 1/2 Shank
3.Surfce finishing:Black
4.Material:High speed steel
5.Using:Metal drilling

 

 

 

1. Standard: 1.0-25.0mm for 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

 

 

Established time: 1981

Staff Number: Around 3,600

Annual Output (Drill bits):250 million pcs

Annual Turnover: 500 million USD

Certificate: CE, RoHS, etc.

Factory Management: ISO 9001:2008 Standard

Sales Quota: America 40%,Europe 30%,Southest Asia15%,Middle-east 10%, Africa 5%.

Main Products: HSS straight shank drills, taper shank drills, taps, holesaws, saw blades, countersinks, wooden drills, masonry drills, etc.

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