Active Member
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[China]
Address: CN,Chongqing,Chongqing,5-1-2 Attached To 175 Tianmazhi Road, Shapingba District
Contact name:Rose Tang
Zhongzuan (Chongqing ) Precision Tools Manufacturing Co., Ltd. |
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3-Piece Sets Stainless Steel Step Down Drill Bit Step Cone Drill Bits
1. Zhongzuan step drill has high precision, durability, fast
drilling, long life, complete specifications, complete
specifications, high temperature resistance, and quality assurance
2. Sharp and no burrs, spiral angle chip removal more smoothly
3. One drill has multiple uses to meet different tasks. Stepped
structure, with multiple drill bits of different specifications for
one head
4. Fast cutting, smooth chip removal. Double spiral groove, sharp
punching, reducing resistance, fast chip removal
5. Self-centering design, easy to locate: 118°X type opening
design, effectively reducing opening slip.
6. Suitable for stainless steel, mold steel, PVC, copper, wood,
iron plate, aluminum, plastic.
7. Easy opening, reaming and deburring.
Scope of application
| HSS 4241 | Suitable for workpieces with hardness below 25°, such as iron plates, aluminum plates, and PVC plates. |
| HSS 6542(M2) | It is suitable for workpieces with hardness below 28°, such as iron plate, aluminum plate, sheet metal, and copper plate. |
| M35 contains cobalt |
Suitable for thinner 304 stainless steel, carbon steel, iron plate, aluminum plate, copper plate, plastic and other materials.
