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Designed for drilling wall, such as brick, block and abrasive concrete by handheld core drill or stand core drill.
| Diameter | working length | Seg.No. | Seg.Size | Thread | 
| 32 | 150 | 3 | 4*3*8 | M16 | 
| 42 | 150 | 4 | 24*3.5*8 | M16 | 
| 51 | 150 | 5 | 24*3*8 | M16 | 
| 56 | 150 | 3 | 24*3*8 | M16 | 
| 63 | 150 | 5 | 24*3*8 | M16 | 
| 66 | 150 | 4 | 24*3*8 | M16 | 
| 71 | 150 | 4 | 24*3.5*8 | M16 | 
| 83 | 150 | 5 | 24.3.5*8 | M16 | 
| 92 | 150 | 5 | 24*3.5*8 | M16 | 
| 102 | 150 | 6 | 24*3.5*8 | M16 | 
| 112 | 150 | 6 | 24*3.5*8 | M16 | 
| 120 | 150 | 7 | 24*3.5*8 | M16 | 
| 127 | 150 | 8 | 24*3.5*8 | M16 | 
| 132 | 150 | 6 | 24*3.5*8 | M16 | 
| 142 | 150 | 8 | 24*3.5*8 | M16 | 
| 152 | 150 | 9 | 24*3.5*8 | M16 | 
| 155 | 150 | 9 | 24*3.5*8 | M16 | 
| 160 | 150 | 9 | 24*3.5*8 | M16 | 
| 180 | 150 | 10 | 24*4*8 | M16 | 
| 200 | 150 | 10 | 24*4*8 | M16 |