TOP DRILL DTH BITS are designed for efficient drilling. These bits transfer maximum amount of piston energy to the rock.
TOP DRILL DTH BITS are made to strict quality standard with experienced metal machining technology.
DTH Hammer | Bit Diameter | Shank | |
MM | INCH | ||
ACE10 | 55 ~ 66 | 2 1/6 ~ 2 3/5 | DOM10 |
ACE20L | 66 ~ 76 | 2 3/5 ~ 3 | DHD065 |
ACE20 | 70 ~ 80 | 2 3/4 ~ 3 1/7 | MACH20 |
ACE30 | 87 ~ 105 | 3 3/7 ~ 4 1/7 | DHD3.5 |
TG35 | 93 ~ 105 | 3 2/3 ~ 4 1/7 | DHD3.5 |
TG40, TGX40 | 105 ~ 127 | 4 1/7 ~ 5 | DHD340 |
TG50, TGX50 | 130 ~ 152 | 5 1/8 ~ 6 | QL50 |
TG60, TGX60, TGR60 | 152 ~ 194 | 6 ~ 7 2/3 | QL60 |
TG70, TG80, TGX80, TGR80 | 190 ~ 270 | 7 1/2 ~ 10 5/8 | SD8 |
TG90 | 219 ~ 290 | 8 5/8 ~ 11 3/7 | TD90 |
TG100L, TG100N, TGX100 | 251 ~ 305 | 9 7/8 ~ 12 | SD10 |
TG120L, TG120N | 300 ~ 445 | 11 4/5 ~ 17 1/2 | SD12 |
TG125 | 311 ~ 460 | 12 1/4 ~ 18 1/9 | N125 |
TG320N, TG320S, TGX320 | 355 ~ 525 | 14 ~ 20 2/3 | TG320 |
TG370N, TG370S | 445 ~ 575 | 17 1/2 ~ 22 2/3 | TG370 |
TG450N, TG450S | 460 ~ 660 | 18 1/9 ~ 26 | TG450 |
TG550N, TG550S | 610 ~ 850 | 24 ~ 33 1/2 | TG550 |
TG640S | 710 ~ 975 | 28 ~ 38 2/5 | TG640 |
TG800 | 900 ~ 1250 | 35 3/7 ~ 49 1/5 | TG800 |
TG900 | 1020 ~ 1450 | 40 1/6 ~ 57 | TG900 |
*Other size of DTH Bit is available upon customer's request.
*Standard Gauge button diameter
- 14mm (5/9 in) : larger than 105mm (4 1/7 in) bit diameter
- 16mm (5/8 in) : larger than 130mm (5 1/8 in) bit diameter
- 18mm (5/7 in) : larger than 152mm (6 in) bit diameter
- 19mm (3/4 in) : larger than 210mm (8 1/4 in) bit diameter
- 20mm (4/5 in) : larger than 400mm (15 3/4 in) bit diameter
- 22mm (6/7 in) : larger than 575mm (22 2/3 in) bit diameter
- 24mm (1 in) : larger than 1000mm (39 3/8 in) bit diameter