Tapered equipment

Tapered Equipment including:

1. Tapered Drill bits, diameter from 20mm to 60mm, 7, 11 and 12 degree.
2. Forged collar tapered rods:Shank hex. 22 mm (7/8″) x 108 mm (4 1/4″). Rod hex. 22 mm (7/8). Flushing hole diameter 6.7 mm,4º46′ taper angle,7º taper angle, 11º taper angle, 12º taper angle.
   Length:600mm-8000mm
3. Rubber collared rods
   Shank hex. 22 mm (7/8″) x 159 mm (6 1/4″). Rod hex. 22 mm (7/8). Flushing hole diameter 6 mm,11° taper angle.
   Length:700mm-4500mm.
4. Tapered drifter rods:
   Shank hex. 22 mm (7/8″) x 159 mm (6 1/4″). Rod hex. 22 mm (7/8). Flushing hole diameter 6 mm.
5. Tapered Drill Rod:Shank hex. 25 mm (1″) x 108 mm (4 1/4″). Rod hex. 25 mm (1″). Flushing hole diameter 8.6 mm
   Forged collar rods:Shank hex. 25 mm (1″) x 159 mm (6 1/4″). Rod hex. 25 mm (1″). Flushing hole diameter 8.6 mm
6. Tapered drifter rods: R32-Hex25(1”)-4°46’‘, R28-Hex28(1 1/8”)-11°
   R32-Hex25(1”)-11°，R32-Hex25(1”)-12°， R32-Hex28(1 1/8”)-12°
7. Dome bits for reaming – Taper angle 7˚, 11˚, 12˚
   Drill bits – 6˚ taper angle,Pilot rods – 6˚ taper angle
   Pilot adapter – 6˚ taper angle (with insert)
   Cross over coupling(Central stop)
   Couplings(Central stop),Cross over adapter