Tunnel Drilling Rock Drill Tools - Tapered drill rods – Gimarpol
Tunnel Drilling Rock Drill Tools - Tapered drill rods – Gimarpol Detail:
Gimarpol’s Tapered Drill Rod with 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 drill bit in the end. Tapered steel lengths are measured from the collar to the bit end. Holes are usually drilled in 0.6 m increments to accommodate the air leg feed length. The drilled steel is extracted and followed with a slightly smaller diameter rock drill bit on the next steel length in the sequence.
There are two standard steel hex diameters – 22mm or 25mm. And Our tapered bit and rods come in a variety of taper angles( 7 degree, 11 degree, 12 degree)
Gimarpol’s Tapered rods are available with high-frequency or fully carbonized heat treatments.
Taper Angle：7°,11°,12°
Socket Diameter：H19，H22，H25 MM
Product Name: Drill Rod
ltem No.:B19 B22
Color: Black,Blue, Red or as your request
Size:As your request
Advantage: Domestic famous brand,high quality,strictly inspection and test, good after-sales service.
Effective Lenath: 1000-4500 MM
Features: Ensure good drilling life by using superior tungsten carbide.
Stale and mature welding technology ensure good quality of rods.
lntegrate heat treatment ensure rod quality.
Package: Wooden case or as your request
MOQ: 100OPcs
Delivery Time: 3 davs after confirmed the pavment
|
Length |
Piece | WeightApprox(kg) | |
| Millimeter(mm) | Foot | ||
| 1000 | 3’3’’ | 100 | 315 |
| 1200 | 3’9’’ | 100 | 370 |
| 1400 | 4’6’’ | 100 | 435 |
| 1500 | 4’9’’ | 100 | 465 |
| 1600 | 5’2’’ | 100 | 495 |
| 1800 | 5’9’’ | 100 | 555 |
| 2000 | 6’6’’ | 100 | 620 |
| 2200 | 7’2’’ | 100 | 680 |
| 2400 | 7’9’’ | 100 | 740 |
| 2500 | 8’2’’ | 100 | 770 |
| 2600 | 8’5’’ | 100 | 800 |
| 2800 | 9’2’’ | 100 | 860 |
| 3000 | 9’8’’ | 100 | 920 |
| 3300 | 10’8’’ | 100 | 1010 |
| 3500 | 11’5’’ | 100 | 1070 |
| 4000 | 13’1’’ | 100 | 1220 |
| 4500 | 14’8’’ | 100 | 1370 |
FAQ
| Q1: Can we select the button bit color? |
| Yes ,we have golden ,silvery ,black and blue for your choice. |
| Q2: Can we change to our mark on the button bit? |
| Yes ,we can casting your company mark on the button bit.(Except sample order) |
| Q3: Do you have after-sale service and warranty service ? |
| Any Quality or quantity problem once confirmed,we will be compensate you the same. Any question or problem we will be reply you within 24 hours. |
| Q4: Can I trust your company ? |
| Our company has been certificated by Chinese government ,and verified by Ali baba Trade Assurance. 100% refund of the Trade Assurance Amount .Ali baba can guarantee all of you payment. Just order from US ! |
Product detail pictures:
Related Product Guide:
Dedicated to strict top quality command and considerate purchaser support, our experienced staff customers are always available to discuss your necessities and be certain full client gratification for Tunnel Drilling Rock Drill Tools - Tapered drill rods – Gimarpol , The product will supply to all over the world, such as: Saudi Arabia, Spain, Algeria, In the new century, we promote our enterprise spirit "United, diligent, high efficiency, innovation", and stick to our policy"basing on quality, be enterprising, striking for first class brand". We would take this golden opportunity to create bright future.
By Carol from Slovenia - 2018.12.10 19:03
The accounts manager made a detailed introduction about the product, so that we have a comprehensive understanding of the product, and ultimately we decided to cooperate.
By Jocelyn from Sudan - 2018.09.29 17:23
