Schedule 40 steel pipe is an example of a pipe that is both versatile and reliable. In-line galvanization and hot-dip galvanization are two ways for zinc coating these pipes. The zinc bonds to the pipe when sch 40 pipe is hot-dip galvanized.
Beijing superior Drilling Equipment Co., Ltd is a comprehensive enterprise set PDC bits, tricone bits production sales. The company was founded in 1989, covers an are...
KEENTOOL offers different size of diamond core drill for drilling granite, marble, concrete and wall. With years of research and application of diamond core drill bits, ...
1. Tricone bit cutting structureAdopting new formula of new technology of the high quality hard alloy tooth, enhance the cutting teeth mechanical properties.2. T...
HSS Drill Bit with Weldon Shank (DNHX)1. HSS hole cutter, Weldon shank, with more stable clamping for stable cutting and finish of holes. 2. Additio...
HSS Step Drill Bitsstraight flute 3flat shankStep Drill Bits are perfect for drilling multiple-size holes in thin sections of metal, plastic and wood using...
Polycrystalline diamond compactCommon size: 803/908/1308/1313/1608/1613/1616/1908/1913/1916/1919Usage:1. For oil drilling2. For coal drilling3. For hard ma...