Details:
Outer diameter | Arbor size | Segment dimension | ||
| Inches | Metric(MM) | Inches | Metric(MM) | |
| 4" | 100 | 7/8" | 22.23 | 30*5*7.2 |
| 4.125" | 105 | 7/8" | 22.23 | 31*5*7.2 |
| 4.3" | 110 | 7/8" | 22.23 | 32*5*7.2 |
| 4.5" | 115 | 7/8" | 22.23 | 30*5*7.2 |
| 5" | 125 | 7/8" | 22.23 | 30*5*7.2 |
| 6" | 150 | 7/8" | 22.23 | 30*5*7.2 |
| 7" | 178 | 7/8" | 22.23 | 35*5*7.2 |
| 7.1" | 180 | 7/8" | 22.23 | 30*5*7.2 |
| 9" | 230 | 7/8" | 22.23 | 32*5*7.2 |
Established time: 1981
Staff Number: Around 3,600
Annual Output (Drill bits):250 million pcs
Annual Turnover: 500 million USD
Certificate: CE, RoHS, etc.
Factory Management: ISO 9001:2008 Standard
Sales Quota: America 40%,Europe 30%,Southest Asia15%,Middle-east 10%, Africa 5%.
Main Products: HSS straight shank drills, taper shank drills, taps, holesaws, saw blades,countersinks, wooden drills, masonry drills, etc.
Website: www.ur-brand.net www.ur-brand.net www.ur-brand.net www.tggj.cn