China B22 B19 Rock Drill Taper Drill Rod for Quarry Drilling, Find details about China Taper Rod, Integral Rod from B22 B19 Rock Drill Taper Drill Rod for Quarry Drilling
Types of drill rods | Specifications | Length (mm) | Shank |
Tapered drill rods | Taper Angle: 4, 6, 7, 11, 12 degree | 400mm to 8000mm | Hex22mm*108mm Hex25mm*159mm Hex19mm*108mm |
Integral drill steel | Bit diameter: 26mm, 28mm, 30mm, 32mm, 34mm, 36mm, 38mm, 40mm, 42mm | 400mm to 4800mm | |
Plug hole rods | Chisel bit diameter: 17mm, 20mm, 22mm | 150mm to 710mm |
Shank Style | Length | Head Diameter | ||
Mm | foot/inch | Mm | Inch | |
Hex19 × 108mmWe can produce as your request of carbide size, different length of drill rods. | 400 ~ 4,000 | 1' 4" ~ 13' 1" | 23 ~ 35 | 27/32 ~ 1 3/8 |
Hex22 × 108mm | 400 ~ 9,600 | 1' 4" ~ 31' 6" | 26 ~ 41 | 1 1/32 ~ 1 39/64 |
Hex25 × 108mm | 600 ~ 6,400 | 1' 11 5/8" ~ 21' | 33 ~ 45 | 1 19/64 ~ 1 25/32 |
Hex25 ×159mm | 800 ~ 6,400 | 2' 7" ~ 21' | 35 ~ 42 | 1 3/8 ~ 1 21/32 |