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

Panoramic View of the Company:

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.

Website:     

Office Building:

Manufacturing Shop:

Test Centre:

CE  Certificate :

RoHs Certificate :

The Comprehensive Strength Ranks:

Samples of B/L :( ONE IS FOR BOSCH, THE OTHER FOR IRWIN )