DIN338 , DIN 340, DIN1897 Stable quality and widely use HSS Twist Drills
USD $1.3 - $1.5 /Piece
Min.Order:100 Pieces
Shandong Xinfa Abrasive & Grinding Tools Co., Ltd.
1.Process: Fully ground
2.Shank: Straight shank
3.Surface finishing:Cobalt HSS
4.Material:High speed steel
5.Using:Metal drill
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. 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
Established time: 1989
Staff Number: Around 300
Annual Output (Drill bits):10 million pcs
Certificate: CE, RoHS, etc.
Factory Management: ISO 9001:2000 Standard
Main Products: HSS straight shank drills, taper shank drills, wooden drills, masonry drills, etc.
1.ISO9001:2008
2.Quality first,reputation first,customer first
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