QG
| diameter (D) | total length (L) | flute length (L1) |
| 1.50-1.70 | 76 | 50 |
| 1.80-1.90 | 80 | 53 |
| 2.00-2.10 | 85 | 56 |
| 2.20-2.30 | 90 | 59 |
| 2.40-2.60 | 95 | 62 |
| 2.70-3.00 | 100 | 66 |
| 3.10-3.30 | 106 | 69 |
| 3.40-3.70 | 112 | 73 |
| 3.80-4.20 | 119 | 78 |
| 4.30-4.70 | 126 | 82 |
| 4.80-5.30 | 132 | 87 |
| 5.40-6.00 | 139 | 91 |
| 6.10-6.70 | 148 | 97 |
| 6.80-7.50 | 156 | 102 |
| 7.60-8.50 | 165 | 109 |
| 8.60-9.50 | 175 | 115 |
| 9.60-10.60 | 184 | 121 |
| 10.70-11.80 | 195 | 128 |
| 11.90-13.20 | 205 | 134 |
| 13.30-14.00 | 214 | 140 | Non-standard Lengthen Unit:mm |
| diameter(D) | total length (L) | flute length (L1) |
| ￠0.5-￠14.0(mm) | 100 | 60 |
| ￠0.5-￠14.0(mm) | 120 | 80 |
| ￠0.5-￠14.0(mm) | 160 | 110 |
| ￠0.5-￠14.0(mm) | 200 | 140 |
| ￠0.5-￠14.0(mm) | 250 | 180 |
| ￠0.5-￠14.0(mm) | 300 | 220 |
| ￠0.5-￠14.0(mm) | 350 | 250 |
| ￠0.5-￠14.0(mm) | 400 | 300 |
| ￠0.5-￠14.0(mm) | 500 | 400 |
| ￠0.5-￠14.0(mm) | 600 | 500 |
QG
Product performance:
Applicable to the drilling of deep hole of stainless steel,mold steel,high strength alloy steel,and malleable cast iron.
Especially the processing of aluminum alloy and magnesium alloy.le materials.
