Complaint
DIN340 Long Type High Speed Steel Twist Drill Bits for Metal Black Oxide
Description of DIN340 HSS Drill Bits:
1. Process:Rolled,Rolled and Polished,Fully ground
2. Surface:Surface:Ti-coated,Black Oxide,Bright finished,Amber finished,Grey finished,Rainbow
3. Point:118°/135°split point
4. Shank:Straight Shank.triangle shank,hex shank.
5. Material and Hardness of High Speed Steel:
| DESCRIPTION OF HSS | C | W | Mo | Cr | V | Co | Si | Mn | P | S |
| % | % | % | % | % | % | % | % | % | % | |
| W2MoCr4V(F4341) | 0.95-1.05 | 1.7-2.4 | 0.8-1.2 | 3.8-4.4 | 0.8-1.2 | 1.0-1.4 | 0.2-0.4 | <=0.03 | <=0.03 | |
| W4Mo3Cr4V(4341) | 0.88-0.98 | 3.5-4.5 | 2.5-3.5 | 3.8-4.4 | 1.2-1.8 | 0.5-1.2 | 0.2-0.4 | <=0.03 | <=0.03 | |
| W9Mo3Cr4V(9341) | 0.77-0.87 | 8.5-9.5 | 2.7-3.3 | 3.8-4.4 | 1.3-1.7 | - | 0.2-0.4 | 0.2-0.4 | <=0.03 | <=0.03 |
| W6Mo5Cr4V2(M2) | 0.8-0.9 | 5.5-6.75 | 4.5-5.5 | 3.8-4.4 | 1.75-2.2 | - | 0.2-0.4 | 0.2-0.4 | <=0.03 | <=0.03 |
| W6Mo5Cr4V2Co5(M35) | 0.9-0.95 | 5.5-6.5 | 4.5-5.5 | 3.8-4.4 | 1.75-2.2 | 4.5-5.5 | 0.2-0.4 | 0.2-0.4 | <=0.03 | <=0.03 |
| W2Mo9Cr4V2Co8(M42) | 1.05-1.15 | 1.15-1.85 | 9.0-10.0 | 3.5-4.25 | 0.95-1.25 | 7.75-8.75 | 0.15-0.65 | 0.15-0.4 | <=0.02 | <=0.025 |
6. Size of Long Type HSS Drill Bit:
| D | L2 | L1 | D | L2 | L1 | D | L2 | L1 | D | L2 | L1 |
| 1 | 33 | 56 | 4.9 | 87 | 132 | 8.8 | 115 | 175 | 12.7 | 134 | 205 |
| 1.1 | 37 | 60 | 5 | 87 | 132 | 8.9 | 115 | 175 | 12.8 | 134 | 205 |
| 1.2 | 41 | 65 | 5.1 | 87 | 132 | 9 | 115 | 175 | 12.9 | 134 | 205 |
| 1.3 | 41 | 65 | 5.2 | 87 | 132 | 9.1 | 115 | 175 | 13 | 134 | 205 |
| 1.4 | 45 | 70 | 5.3 | 87 | 132 | 9.2 | 115 | 175 | 13.1 | 134 | 205 |
| 1.5 | 45 | 70 | 5.4 | 91 | 139 | 9.3 | 115 | 175 | 13.2 | 134 | 205 |
| 1.6 | 50 | 76 | 5.5 | 91 | 139 | 9.4 | 115 | 175 | 13.3 | 140 | 214 |
| 1.7 | 50 | 76 | 5.6 | 91 | 139 | 9.5 | 115 | 175 | 13.4 | 140 | 214 |
| 1.8 | 53 | 80 | 5.7 | 91 | 139 | 9.6 | 121 | 184 | 13.5 | 140 | 214 |
| 1.9 | 53 | 80 | 5.8 | 91 | 139 | 9.7 | 121 | 184 | 13.6 | 140 | 214 |
| 2 | 56 | 85 | 5.9 | 91 | 139 | 9.8 | 121 | 184 | 13.7 | 140 | 214 |
| 2.1 | 56 | 85 | 6 | 91 | 139 | 9.9 | 121 | 184 | 13.8 | 140 | 214 |
| 2.2 | 59 | 90 | 6.1 | 97 | 148 | 10 | 121 | 184 | 13.9 | 140 | 214 |
| 2.3 | 59 | 90 | 6.2 | 97 | 148 | 10.1 | 121 | 184 | 14 | 140 | 214 |
| 2.4 | 62 | 95 | 6.3 | 97 | 148 | 10.2 | 121 | 184 | 14.3 | 144 | 220 |
| 2.5 | 62 | 95 | 6.4 | 97 | 148 | 10.3 | 121 | 184 | 14.5 | 144 | 220 |
| 2.6 | 62 | 95 | 6.5 | 97 | 148 | 10.4 | 121 | 184 | 14.8 | 144 | 220 |
| 2.7 | 66 | 100 | 6.6 | 97 | 148 | 10.5 | 121 | 184 | 15 | 144 | 220 |
| 2.8 | 66 | 100 | 6.7 | 97 | 148 | 10.6 | 121 | 184 | 15.3 | 144 | 220 |
| 2.9 | 66 | 100 | 6.8 | 102 | 156 | 10.7 | 128 | 195 | 15.5 | 149 | 227 |
| 3 | 66 | 100 | 6.9 | 102 | 156 | 10.8 | 128 | 195 | 15.8 | 149 | 227 |
| 3.1 | 69 | 106 | 7 | 102 | 156 | 10.9 | 128 | 195 | 16 | 149 | 227 |
| 3.2 | 69 | 106 | 7.1 | 102 | 156 | 11 | 128 | 195 | 16.3 | 154 | 235 |
| 3.3 | 69 | 106 | 7.2 | 102 | 156 | 11.1 | 128 | 195 | l6.5 | 154 | 235 |
| 3.4 | 73 | 112 | 7.3 | 102 | 156 | 11.2 | 128 | 195 | 16.8 | 154 | 235 |
| 3.5 | 73 | 112 | 7.4 | 102 | 156 | 11.3 | 128 | 195 | l7.0 | 154 | 235 |
| 3.6 | 73 | 112 | 7.5 | 102 | 156 | 11.4 | 128 | 195 | 17.3 | 158 | 241 |
| 3.7 | 73 | 112 | 7.6 | 109 | 165 | 11.5 | 128 | 195 | 17.5 | 158 | 241 |
| 3.8 | 78 | 119 | 7.7 | 109 | 165 | 11.6 | 128 | 195 | 17.8 | 158 | 241 |
| 3.9 | 78 | 119 | 7.8 | 109 | 165 | 11.7 | 128 | 195 | 18 | 158 | 241 |
| 4 | 78 | 119 | 7.9 | 109 | 165 | 11.8 | 128 | 195 | 18.3 | 162 | 247 |
| 4.1 | 78 | 119 | 8 | 109 | 165 | 11.9 | 134 | 205 | 18.5 | 162 | 247 |
| 4.2 | 78 | 119 | 8.1 | 109 | 165 | 12 | 134 | 205 | 18.8 | 162 | 247 |
| 4.3 | 82 | 126 | 8.2 | 109 | 165 | 12.1 | 134 | 205 | 19 | 162 | 247 |
| 4.4 | 82 | 126 | 8.3 | 109 | 165 | 12.2 | 134 | 205 | 19.3 | 166 | 254 |
| 4.5 | 82 | 126 | 8.4 | 109 | 165 | 12.3 | 134 | 205 | 19.5 | 166 | 254 |
| 4.6 | 82 | 126 | 8.5 | 109 | 165 | 12.4 | 134 | 205 | 19.8 | 166 | 254 |
| 4.7 | 82 | 126 | 8.6 | 115 | 175 | 12.5 | 134 | 205 | 20 | 166 | 254 |
| 4.8 | 87 | 132 | 8.7 | 115 | 175 | 12.6 | 134 | 205 | |||
Application of Hole Drill Bits:
Drilling holes on Aluminium,Iron,Cooper,Stainless steel.
Package:
1. Normal Package:5/10 pcs in a plastic bag,then inner box and out carton.
2. Other package:Blister card,Plastic tube,PVC pouch,according to your requirments.
3. HSS Drill bits set are available.
4. Samples or small order will be delivered by courier,DHL,FEDEX,TNT,etc
5. Normal order will be delivered by sea.
