how to drill steel

Seamless Cold-Drawn Steel NWL HWL Drill Rods With High Depth Capacity For Demanding Drilling​ We use only top-rated, seamless, cold-drawn steel blanks...

Product Description: Product Overview of DTH Drill Bits DTH Drill Bits are rock drill tools designed for mining and drilling applications. They are ma...

GB/T 34109 Alloy Steel Pipe: Thick-Walled Seamless Alloy Steel Pipe For Drill Rod Of Rotary Digging Machine Introduction The GB/T 34109 Alloy Steel Pi...

Product Description: Steel Casing Pipe The Steel Casing Pipe is a type of pipe used in various industries for different purposes such as oil and gas d...

Rotary Square Kelly/Hexagonal Kelly Of Oil Drilling Equipment Kelly is the main driver of the whole drill string.It transmits torsional energy from th...

Product Description: Carbon Steel Plate Sheet is a kind of metal sheet made of carbon steel, which is a common type of steel alloy. It is widely used ...

China Black Astm Steel Profile Steel Round Tube Galvanized Round Pipes Product Detail: Item Value Place of Origin China Guangdong Brand Name CHENG JU ...

Product Description: Expansion Shell Rock Bolt is a type of hard rock drill bits, bolt and nut assembly used for expansion anchor bolts. It is designe...

Product Image 2-Pack Adhesive No Drilling Rustproof Stainless Steel Shower Caddy Shower Shelf Product Description 2-Pack Adhesive No Drilling Rustproo...

Also called Gypsum board screws or plasterboard screws. Materials: Carbon steel, alloy steel, stainless steel, copper. Applications: Mainly used for f...

High Quality Threaded Inserts Wire screw sleeve Stainless Steel 304 Helicoils Threaded Inserts are cylindrical, metal bushings with features on the ou...

Johnson Wire Screen Description: Johnson Wire Screen is a highly versatile and durable wire screen product that is commonly used in various industries...

Geological HQ Drill Pipe Integral Drill Steel , Drill Steel Rod For Diamond Core Drilling JCDRILL Integral Drill Rods Integral drill rods are ideal in...

Hard Rock Drill Rods Carbon Steel Material Plug Hole Integral Drill Steel Integral Steel Rod is used by a hand held drill machine in Underground minin...

Integral Drill Steel for Granite & Marble Quarry, Gold Mine, Railway, Tunnel Product information: Integral drill rod is also called integral drill...

Thread Rock Drill Rods/High Quality Rock Drill Steel rods/drill bar H25 Thread Rock Drill Rods, High Quality Rock Drill Steel rods, drill bar for Top ...

Hex22mm 108mm shank Integral drill steel rod for underground coal mining Integral drill rod Integral drill rods (integral rods or integral drill steel...

Hex Nylon Flange Head Self Drilling Steel Screw with High Grade Anticorrosive Coating Surface Product Introduction Self-drilling screws are available ...

API SPEC 5D Drill Pipe Casing For Mining , Steel Line Pipe 4" - 8 " DrillPipe A connecting rod used to transmit power in a drilling tool. Th...

Customized Double Wall Drill Pipe Suitable For Horizontal Drilling Product Description 1. Steel grade: E75 R780 G105 S135. 2. Specifications: 42-140mm...