Tungsten Carbide Drill Rod , Small Hole Drill Extension Rod Shank H22 x 108mm
Characteristics
1. Type: Chisel or Cross
2. Shank size:hex19mm hex.22mm, hex.25mm including Plug Hole Rod
3. Length under collar(mm): 400 800 1600 2400 3200 4000 4800
4. Bit diameter(mm):29,30,31,32,33,34,35,36,37,38,39,40,41
5. Package: in wooden case or in bundles.
6. Productivity: 20000pcs / month
Specification
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 |
Integral Drill Steel is mainly used in small hole drilling, such as stone quarrying, foundation drilling, tunneling, underground mining, road cutting, and trenching and so on, and equipped with small power rock drills, like air leg rock drills, hand held rock drills, etc. It can reduces the expense of impact energy, improves the drilling speed and efficiency, which can be used for drilling bore hole diameter from 23mm to 45mm usually.
According to different application, different lengths are available from 600mm to 9600mm usually. With the best hollow drill steels and tungsten carbides, sinodrills integral drill steels will show you very good performance.
It can reduces the expense of impact energy, improves the drilling speed and efficiency, also it can be used for drilling bore hole diameter from 30mm to 41mm usually. Each rods use premium quality alloy steel and excellent quality tungsten carbide to assure.
