Professional HSS fully ground twist drills
USD $0.1 - $1.2 /Piece
Min.Order:100 Pieces
Shandong Xinfa Abrasive & Grinding Tools Co., Ltd.
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. Surface 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
OEM are accept
Supply small order for test
Quick delivery
Replied in 24 hours
Your any requirement will receive our prompt and careful attentions.