Gun Barrel drills

General Instruction: We offer a complete line of single & double and triple tube core barrels, which willl provide superior performance and obtain the full recovery of the sample in any application of diamond core drilling. Using a wireline system, core is recovered quickly by ...

Come From Dongying Lake Petroleum Technology Co., Ltd

The barrel reamer has a relatively flat face lined with rows of carbide cutters that allow the tool to cut and open the hole slightly larger than the diameter of its solid body. The reamer\'s cutting teeth overcut the tool body, allowing the slurry to flow past the reamer. Key ...

Come From Hebei Crossing Drill Bit Manufacture Co Ltd

Coated tool has characteristics as high surface hardness,good abrasion performance, stable chemical properties,small friction factor and lower thermal conductivity,etc.The cutting performance is 30% higher than non-coated tool.Promote grade 0.5-1 of processing accurancy. Prolong ...

Come From 陕西金石机械制造有限公司