twist drill bit tools
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 42413. Process: Fully ground, milled, polished, roll forged4. Point angel: 118degree, 118degree split point, 135degree split point5. Surfce finishing: Bright finished, black oxide, Tin-coated, black & white, black & gold, coffee color.6. Shank: Straight shank, reduced shank, taper shank7. Hardness: 63-66HRC
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Break off tang for thread insert installation |
Professional Kits include everything you need to do the job right, i.e. HSS drill, tap, installation tool, tang removal tool , all in a tool box. C... |
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307 Or 308 Self Tapping Insert,Self Tapping Inserts |
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twist drill bit tools |
Advantages: 1. Standard: DIN338, DIN1897, DIN340; 1/16"-1" for ASME, screw machine, taper length.2. Steel material: M2(6542), M35, M42, HSS 9341, H... |
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HSS drill made by Changling Metal |
The twist drill is widely used because of its low price, low maintenance, and ease of use.
The bits of twist drills are very inexpensive, and can... |
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Screw Lock Insert,Thread Insert |
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