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Fully Ground hss drill bits for Metal
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Product Details
| Place of Origin | Jiangsu, China | Brand Name | TONGYU | |
| Model Number | TY1-1.1.1.0-1 | Type | Twist Drill Bit | |
| Material | High Speed Steel | Use | Metal Drilling |
Product Description
Specifications
Tiwst DrillHSS Drill Bits for Metal
Material:High Speed Steel
Size:0.2mm-20.0mm
Package:10/5 pcs in a PVC pouch.
HSS Drill Bit For Metal
1. HSS drills for metal
2. Available in HSS-Co, HSS
3. Can supply different surface coating
4. High quality with long life
Believe it or not, there’s a drill bit make for almost every application. Using the right drill bits can make almost every any home improvement project easier.
Tongyu Tools help to determine which drill bit is the best fit for your drill and your project.
The material from which bits are manufactured play a big role in the life and performance of the bit. Drill bits are available in :
High speed steel (HSS): harder than steel blades; stay sharper longer.
HSS Cobalt: Extremely hard and dissipate heat quickly. They are most commonly used for boring in stainless steel and other metals.
We can supply the following HSS grade:
| HSS GRADE | HRC | CHEMICAL COMPOSITION (%) | International | DIN | ASTM | JIS | ||||
| C | W | Mo | Cr | V | ||||||
| W4Mo2Cr4VSi(4241) | 60-62 | 0.9-1.0 | 1.5-2.5 | 0.5-1.2 | 3.8-6.0 | 0.5-1.0 | T-4241 | / | / | / |
| W4Mo3Cr4V(W4341) | 62-65 | 0.88-0.98 | 3.5-4.5 | 2.5-3.5 | 3.8-4.4 | 1.3-1.7 | 4341 | W4 | / | / |
| W9Mo3Cr4V(W9341) | 63-66 | 0.77-0.87 | 8.5-9.5 | 2.7-3.3 | 3.8-4.4 | 1.3-1.7 | 9341 | W9 | / | / |
| W6Mo5Cr4V2(M2) | 63-66 | 0.8-0.9 | 5.5-6.75 | 4.5-5.5 | 3.8-4.4 | 1.75-2.2 | 6542 | M2 | M2 | SKH51 |
| W6Mo5Cr4V2Co5(M35) | 64-67 | 0.9-0.95 | 5.5-6.5 | 4.5-5.5 | 3.8-4.4 | 1.75-2.2 | Co5% | M35 | M35 | SKH55 |
| W2Mo9Cr4V Co8 (M42) | 66-68 | 1.05-1.15 | 1.15-1.85 | 9.0-10.0 | 3.5-4.25 | 0.95-1.35 | Co8% | M42 | M42 | SKH59 |
We can supply the following different workmanship
| Roll Forged | |
| Harf Ground | |
| Fully Ground | |
| Milled | |
Suitable Standard
| Roll Forged | a.DIN338 b,DIN340 c, Jobber Length |
| Harf Ground | a.DIN338 b.DIN340 c.DIN1897 d.Jobber Length |
| Fully Ground | a.DIN338 b,DIN340 c,DIN1897 d,Aircraft Extension e, Jobber Length |
| f,Taper Length g,Screw Machine Length | |
| Milled | a.DIN340 b,DIN1869 c,Aircraft Extension d,Extra Length |
We can supply the following standard.
| Straight Shank Series | 1. DIN338 2. DIN340 |
| 3. DIN1897 4. DIN1869 | |
| 5. Jobber Length 6. Aircraft Extension |
| 7. Taper Length 8. Screw Machine Length | |
| 9. Extra Length | |
| Taper Shank Series | 5. DIN341 |
| 6. DIN345 |
1. DIN338 twist drill bits
2. Available in HSS-Co, HSS
3. Can supply different surface coating
4. High quality with long life
| Material | HSS-Co5%, HSS6542, HSS4341, HSS4241 |
| Workmanship | Fully ground, rolled, roll & forged, milled |
| Surface coating | Tin-coated, Nitride Oxide, Bright finish, Ambor color |
| Angle point | 118~135 degree or split point |
| Size | 1~16mm in dia |
| Item NO. | TY1-1.1.1.0 |
HSS Straight Shank Drills For Metal, Fully Ground, DIN338 standard
DIN338 Standard
D: Diameter L1: Overall Length L2: Flute Length
| D | L1 | L2 | D | L1 | L2 |
| mm | mm | mm | mm | mm | mm |
| 1.0 | 34 | 12 | 7.0 | 109 | 69 |
| 2.0 | 49 | 24 | 8.0 | 117 | 75 |
| 3.0 | 61 | 33 | 9.0 | 125 | 81 |
| 4.0 | 75 | 43 | 10.0 | 133 | 87 |
| 5.0 | 86 | 52 | 11.0 | 142 | 94 |
| 6.0 | 93 | 57 | 12.0 | 151 | 101 |
* Other sizes are available according to customer's demand
1. 5/10 pieces packind in PVC bag, then in white paper box, then in carton. ( default bullk packing)
2. All kinds of packing and sets. We can OEM with your own Brand.
TONGYU's philosophy is based on three principles: safety, efficiency and precision.
Pls. contact us freely for more information, I will reply you ASAP!
Hope you will enjoy a comfortable cooperation with us!
Contact Us
- Danyang Tongyu Tools Co., Ltd.
- Contact nameDavid Yu Chat Now
- Phone0086-511-86325949
- AddressRm. 5, Bldg. 05, Binjiang New City, Houxiang, Danbei Town
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