High Quality T38 T45 T51 Mining Rock Drill Bits Extension Rod

High Quality T38 T45 T51 Mining Rock Drill Bits Extension Rod

Brand Name:spd

Material:Carbon steel

Use:Tunneling, Mining,Quarrying,Construction

Category：Extension Drill Rod

Description

High Quality T38 T45 T51 Mining rock drill bits Extension Rod

Drill rod using thread system. Drilling precision can be further improved by using this as the first rod in a normal drill string. Furthermore, since this is a speed rod design it will produce straighter holes and at least 10% higher penetration rate in good rock conditions compared to rod and coupling sleeve combination system.

• Widely used in drifting, tunneling, benching, and long hole drilling

Color: Based on Customer requirements

Material: Tungsten carbide and high strength alloy steel

Processing: CNC milling and proprietary heat treatment process

Specification of thread drill rod

r ProductCodeandBriefDescription r	r Length r (mm) r	r Length r (ft/inch) r	r Diameter r (mm) r	r Diameter r (inch) r	r Weight r (kg) r
r GR32-T38-1830, r T38GuideSpeedRod, r T38-Round46-T38, r FlushingHole17mm r	r 1830 r	r 6 r	r 46 r	r 14/5 r	r 23.5 r
r GR32-T38-3050, r T38GuideSpeedRod, r T38-Round46-T38, r FlushingHole17mm r	r 3050 r	r 10 r	r 46 r	r 14/5 r	r 37.2 r
r GR32-T38-3660, r T38GuideSpeedRod, r T38-Round46-T38, r FlushingHole17mm r	r 3660 r	r 12 r	r 46 r	r 14/5 r	r 44.0 r
r GR32-T38-4270, r T38GuideSpeedRod, r T38-Round46-T38, r FlushingHole17mm r	r 4270 r	r 14 r	r 46 r	r 14/5 r	r 50.9 r
r GR32-T38-4880, r T38GuideSpeedRod, r T38-Round46-T38, r FlushingHole17mm r	r 4880 r	r 16 r	r 46 r	r 14/5 r	r 57.7 r
r GR32-T38-5530, r T38GuideSpeedRod, r T38-Round46-T38, r FlushingHole17mm r	r 5530 r	r 181/7 r	r 46 r	r 14/5 r	r 65.0 r
r GR32-T38-6095, r T38GuideSpeedRod, r T38-Round46-T38, r FlushingHole17mm r	r 6095 r	r 20 r	r 46 r	r 14/5 r	r 71.3 r