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We also provide item sourcing and flight consolidation solutions. We have now our very own manufacturing facility and sourcing place of work. We could provide you with nearly every kind of merchandise associated to our merchandise variety for China Bit Set and Drills Bit Set, Micro Drill Bits, With the spirit of “credit first, development through innovation, sincere cooperation and joint growth”, our company is striving to create a brilliant future with you, so as to become a most valuable platform for exporting our solutions in China!
● Drilling holes for wood, plastic, soft metal and hard metal.
● Drilling holes for installing all kinds of accessories.
● Selling in DIY Market.
● Material: 4341
● Hardness: HRC 62-65
● Production Process: Rolled forged – Cheaper price, Fully ground – High quality.
● Connection End: Full Shank, Smooth Shank.
● Surface Color: Black, white, Titanium-coated, coffee, black bronze.
● Diameter: 1-16 mm (Normal diameter) – It can be customized.
1. The two main cutting edges are connected by horizontal edges, and the chip holding groove is spiral (for chip removing).
2. The most important difference between full grinding and rolling technology is that the overall amplitude of abrasive drilling and drilling chuck matching is small, so that the burr of hole body is less, the precision is also high, and the efficiency of batch processing is especially obvious.
Description | Size |
HSS Twist Drill Bit | 1 |
1.5 | |
2 | |
2.5 | |
3 | |
3.5 | |
4 | |
4.5 | |
5 | |
5.5 | |
6 | |
6.5 | |
7 | |
7.5 | |
8 | |
8.5 | |
9 | |
10 | |
11 | |
12 | |
13 | |
14 | |
15 | |
16 |
*1) unit: mm
*2) other sizes free to consult
1 x Drill Bit / Plastic Tube
Packing can also be customized according to your requirements. Welcome to contact.
1. Twist drill is a cutting tool, mainly used for metal drilling, so the control of speed is critical.
2. When using manual drilling, pay attention to adjust the speed. The drill bit may be damaged if the speed is too fast.
3. The larger the diameter, the slower the speed requirement.
4. This product is not percussive in use, the work must be fixed, work swing during operation will break the bit.
5. Drill the metal with high hardness and impurity, rotate speed is slower than normal drilling, and the cooling effect is better.
6. For products with large thickness, if abnormal cutting occurs, please remove the debris in time.
Wood | Very Applicable | Frequently used |
Plastic | Very Applicable | Frequently used |
Soft Metal | Very Applicable | Frequently used |
Hard Metal | Very Applicable | Frequently used |
Concrete | Not Applicable | Not used |
Stone | Not Applicable | Not used |
Rock | Not Applicable | Not used |
Masonry | Not Applicable | Not used |
Hard Masonry | Not Applicable | Not used |
We also provide item sourcing and flight consolidation solutions. We have now our very own manufacturing facility and sourcing place of work. We could provide you with nearly every kind of merchandise associated to our merchandise variety for Factory Promotional HSS 3 Flute Countersink Drills Bit Set, We focus on to make exceptional excellent products and solutions to provide assistance for our purchasers to determine long-term win-win partnership.
Factory Promotional China Bit Set and Drills Bit Set, With the spirit of “credit first, development through innovation, sincere cooperation and joint growth”, our company is striving to create a brilliant future with you, so as to become a most valuable platform for exporting our solutions in China!