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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Tapered Drill Rods 19*108 mm 22° Forged Collar Tapper Rods for Mining
Hex19×800mm specification:
Hex: 19mm
Length: 800mm
Tapered Degree: 2°
Hex shank 19×108mm
Advantages:
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.
Applications:
For medium-hard to hard and abrasive rock formations, normally taper angles of 11 and 12-degrees are used on modern drill rigs, like our model no. PD-Y58 crawler hydraulic rock drill. Also for Y6, Y10, Y24, YT24, Mobile rock drill pneumatic and hydraulic.
For low impact rock drills and softer rock formations, a narrow tape range of 7 degrees is used, such as Indian, Saudi’s granite and marble quarry.
A comprehensive range of taper button bits, cross bits and chisel bits with 6, 7, 11, 12 degree taper, drill hole diameter: 28mm-57mm.
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”)