HUNAN GOLDEN GLOBE I AND E OED CO.,LTD.
O.E.D main products including: Taper drill tools Thread drill tools Rotary drill tools Blast furnace frill tools DTH drill tools Coal mining tools
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Custom Tapered Drill Rods Hex19/Hex22*1200 mm 7° Forged Collar Tapper Rods
Custom Hex 25/19×800mm specification:
Hex: 19mm
Length: 1200mm
Tapered Degree: 7°
Hex shank 25×108mm
Advantages:
This Custom tapered drill rod use hex shank 25 to suit a specicial drill machine. Also our carburization is a process used to harden the entire rod surface both internally and externally to strengthen and extend the life of tapered drill rod.
Similar specification:
Tapered Drill Rod for Small Hole Drilling
| Shank size | Length in mm | Length in feet |
| 22x108 | 610 | 2 |
| 22x108 | 1220 | 4 |
| 22x108 | 1830 | 6 |
| 22x108 | 1980 | 6-1/2 |
| 22x108 | 2440 | 8 |
| 22x108 | 3050 | 10 |
| 22x108 | 3660 | 12 |
| 22x108 | 5485 | 18 |
| 22x108 | 6400 | 21 |
| 22x108 | 7315 | 24 |
| 25x108 | 1500 | 4,9 |
| 25x108 | 1830 | 6 |
| 25x108 | 2000 | 6-1/2 |
| 25x108 | 2200 | 7,2 |
| 25x108 | 3050 | 10 |
A range of Rods and T.C. Tipped Bits (Cross and Button). Shank sizes 82.5mm*22mm(3 1/4”*7/8”),108mm*25mm(4 1/4”*1”), 159mm*25mm(6 1/4”*1). Lengths 600mm to 6400, (2’-21’). Available in Taper Angles of 4.8º,7º,11º and 12ºon 22mm and 25mm (7/8”&1”)Hexagon. Bit Diameters: Cross-32mm to 51,(1 1/4”-2”), Button -32,, to 51mm(1 1/4”-2”)
Tapered drill rod, another name called taper rod or conical drills, tapered drill steels from rock drilling tools manufacturer OED which provides a hexagonal chuck section to provide leverage for the rotation chuck bushing. It usually has a forged collar to maintain the proper shank striking face position in the rock drill, and a tapered bit end. Tapered steel lengths available from 0.6 meters to 3.6 meters in length—are measured from the collar to the rock drill bits end.