Advantages:
1. Standard: DIN338, DIN1897, DIN340; 1/16"-1" for ASME, screw machine, taper length.
2. Steel material: M2(6542), M35, M42, HSS 9341, HSS 4341, 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