A. Shank adapter + M/F Rod + Thread Bit
B. Shank adapter + Coupling + M/M rod + Thread bit
Drill rods Diameter: O.D.32, O.D.38, O.D.45, O.D.51, O.D.60, Hex.22, Hex.25, Hex.28, Hex.32, Hex.35 etc.
Drill rods Length: available from 600mm to 6400mm
Drill rods Thread: R22, R25, R28, R32, R38, T38, T45, T51, ST58, GT60
Drill rods Material: 23CrNi3Mo equivalent to SANDBAR64
23CrNi3Mo is used for Extension rods, MF-rods, Coupling, Shank adapter etc.
Chemical properties
| C | Si | Mn | Cr | Mo | Ni | V | P | S | Cu |
| 0.19~0.27 | 0.15~0.40 | 0.50~0.80 | 1.15~1.45 | 0.15~0.40 | 2.70~3.10 | _ | ≤0.025 | ≤0.025 | ≤0.25 |
Drill bits R25 (1") SERIES
R25 (1″) SERIES (Recommended bit diameter Dia.33~Dia.45)
Drill bits R28 (1 1/8") SERIES
R28 (1 1/8″) SERIES (Recommended bit diameter Dia.37~Dia.45)
Drill bits R32 (1 1/4") SERIES
R32 (1 1/4″) SERIES (Recommended bit diameter Dia.41~Dia.64)
Drill bits R35 (1 3/8") SERIES
R35 (1 3/8″) SERIES (Recommended bit diameter Dia.48~Dia.64)
Drill bits T38 (1 1/2") SERIES
T38 (1 1/2″) SERIES (Recommended bit diameter Dia.64~Dia.102)
Drill bits T45 (1 3/4") SERIES
T45 (1 3/4″) SERIES (Recommended bit diameter Dia.70~Dia.115)
Drill bits T51 (2") SERIES
T51 (2″) SERIES (Recommended bit diameter Dia.89~Dia.127)
Drill bits GT60 SERIES
GT60 SERIES (Recommended bit diameter Dia.92~Dia.152)
