Raise Bore Rods
Black Diamond Raise Bore Rods are engineered for maximum strength, durability, and precision in the toughest drilling environments. Manufactured to exacting standards with premium-grade materials, they deliver exceptional torque resistance, extended service life, and reliable performance in demanding raise boring applications. With consistent quality and proven reliability, our Raise Bore Rods help mining operations achieve safer, faster, and more cost-effective drilling results.
Standard Raise Bore Rods
Metric Dimensions
| OD | Thread | Length | Wrench | Length | ID | Length | ||||
| Body | Pin x Box | S/S | Square | Width | S/Flat 1 | S/Flat 2 | Body | Boreback | ||
| A | - | C | D | E1 | E2 | F | G | H | J | K |
| 254.0mm | 8 1/2" DI-22 | 1219.2mm 1524.0mm | 203.2mm 209.5mm | 69.8mm | 69.8mm | 209.5mm | 38.1mm | 120.5mm | 181.0mm | 482.6mm 914.2mm |
| 25.7mm | 9 1/4" DI-22 | 1219.2mm 1524.0mm | 228.6mm 234.9mm | 75.0mm 88.9mm | 75.0mm 88.9mm | 224.8mm 254.0mm | 40mm 63.5mm | 120.5mm | 195.26mm | 482.6mm 914.2mm |
| 327.0mm | 10 1/2" DI-22 | 1524.0mm | 254.0mm 266.7mm | 88.9mm | 88.9mm | 292.1mm | 63.5mm | 138.1mm | 228.6mm | 482.6mm 914.2mm |
Imperial Dimensions
| OD | Thread | Length | Wrench | Length | ID | Length | ||||
| Body | Pin x Box | S/S | Square | Width | S/Flat 1 | S/Flat 2 | Body | Boreback | ||
| A | - | C | D | E1 | E2 | F | G | H | J | K |
| 10" | 8 1/2" DI-22 | 48" 60" | 8" 8 1/4 | 2 3/4" | 2 3/4" | 8 1/4" | 1 1/2" | 4 3/4" | 7 1/8" | 19" 36" |
| 11 1/4" | 9 1/4" DI-22 | 48" 60" | 9" 9 1/4" | 2 61/64" 3 1/2" | 2 61/64" 3 1/2" | 8 27/32" 10" | 1 37/64" 2 1/2" | 4 3/4" | 7 11/16" | 19" 36" |
| 12 7/8" | 10 1/2" DI-22 | 48" 60" | 10" 10 1/2" | 3 1/2" | 3 1/2" | 11 1/2" | 2 1/2" | 5 7/16" | 9" | 19" 36" |