Din340 Long length HSS Jobber Drill Bits (JL-HSB340)
1. Material: 4241, 4341, 9341, 6542, M2, M35, and M42 +Co 5% etc. (pic:M2)
2. Manufacturing Art: Fully ground, roll forged and edge forged twist drill
3. Application: For drilling in steel, cast steel, malleable iron, sintered metal, non-ferrous metal and plastic,or wood.
4. Packing: Paper box, or Plastic box,punch bag,set case etc
5. Dia Size: 1.0mm-25mm
6.Surface finish:bright white,black,tin-coated, black&yellow,bronze coated etc (pic:black oxide)
7.Standard: DIN340. ( DIN338,DIN345,DIN1897)etc
To achieve the best performance and optimal tool life, a suitable lubricating or cutting oil or the appropriate coolant fluid is recommended for most drilling operations.
| INCH | METRIC |
| 1 |
| 1/16 | 1.5 |
| 5/64 | 2 |
| 3/32 | 2.5 |
| 7/64 | 3 |
| 1/8" | 3.2 |
| 9/64 | 3.5 |
| 5/32 | 4 |
| 4.2 |
| 11/64 | 4.5 |
| 3/16 | 4.8 |
| 5 |
| 13/64" | 5.2 |
| 7/32 | 5.5 |
| 15/64 | 6 |
| 1/4 | 6.5 |
| 17/64 9/32 | 7 |
| 19/64 | 7.5 |
| 5/16 | 8 |
| 21/64 | 8.5 |
| 11/32 | 9 |
| 23/64 | 9.5 |
| 3/8 25/64 | 10 |
| 13/32 | 10.5 |
| 27/64 7/16 | 11 |
| 29/64 | 11.5 |
| 15/32 | 12 |
| 31/64 | 12.5 |
| 1/2 | 13 |
To cater the need of various industries, Hongkong Joylight International Industrial Co., Ltd is one of dynamic companies in China which is specializing in Manufacturing and Supplying a wide range of cutting tools, drill bits, diamond tools, woodworking tools, power tools accessories etc including diamond saw blades, TCT saw blade, SDS electric hammer drill bits, HSS drill bits, chisels, grinding cup wheels, auger drill bits, hole saw, tools set, household tools kit, hand tools, power tools etc for past over 14 years.
We have been emphasizing on quality and service from the beginning. Improving the quality-price ratio of the products and helping clients strengthen their market competition are not only our everlasting aims but also the steps for improving our competitive forces.
Therefore, our products are well accepted by many customers from all over the world, mainly in North America, Asia, Europe, MID East, South America and other countries and regions.
For a completive quotation or any further information, please don't hesitate to contact us at any way. Our sales staff will be pleased to assist you with our best.
