drills

4) Quick change shank(1/4")(7/16") fits all standard 1/4"quick change chucks
5) hex shank prevents slipping in drill chuck or bit extension.

China Anchoring Drills Rig Oem Equipments Supply Exporter Wholesaler,China Drilling Rigs Oem Equipments Manufacturer Supplier Exporter

We are the professional Rotary Hammer series,electric hammer in China. We can produce Rotary Hammer series,electric hammer to your requirements.

Drill collar are made from 4145H modified chromium-molybdenum alloy steel acc to API Spec.7 and SY/T5144

1.petroleum equipment drill pipe
2.With API and ISO9001
3.Metal sealed journal bearing
4.Fast drilling rating
5.Cheap

Drill Pipe
Standards and technical conditions for supply:
API SPEC 5D
API SPEC 7
Uses:...

Drill pipe is in accordance with API SPEC 5D, it can be divided into two groups:
Group 1--Grade E drill pipe
Group 3--All high strength grades

Metal drill bits ground from solid extremely heat resistant cobalt-alloyed high speed steel produced according to DIN338. Polished Finish.

warter well drill pipe
Thickness: 6.5 - 9.19 mm Section Shape: Round Outer Diameter: 65 - 168 mm Place of Origin: Henan, China (Mainland)

Drill collar the latest price
Thickness: 38 - 53 mm
Grade: 12CrMo,35CrMo4,15MnV
Outer Diameter: 79.4 - 279.4 mm
Application: Drill Pipe

Drill collars are manufactured from AISI 4145H or 36CrNiMo4 modified steel, and are supplied in the" as rolled" surface finish condition. Alternativ

Fracchia Calibrated Tibia Patella Clamp with FDA and best price
Perfect OEM quality for Medtronic
Customized desgin availab

1.Flat Wood Drill Bit
2.Fast drilling
3.Ideal for door locks, morticing, electrical and plumbing work

Petroleum Drill Pipe for sale
1.Inner packing: Caps on two ends of every pipe
2.manufacture of series drill rod
3.professional technical team

warter well drill pipe
Thickness: 6.5 - 9.19 mm Section Shape: Round Outer Diameter: 65 - 168 mm Place of Origin: Henan, China (Mainland) Secondary O

Metal drill bits ground from solid extremely heat resistant cobalt-alloyed high speed steel produced according to DIN338. Polished Finish.

TVH3085 DUAL DRILL

We supply LTT3340 Dual Drill

Our 1/2" electric power hammer drill is great for drill wood and steel but can also drill concrete and masonry too..

API Oil Drill Pipe
Standard: API 5D
Size: 60.3 ~ 168.3mm
Grade: E75,X95,G105,S135
Application: Drill Pipe...