Sollroc drag bit three or four wings step or chevron drag

Product description Three And Four Wing Chevron And Three Wring Step Drag Bit Mining Bit Features: 1, All drag bits blades originate from high quality of heat treated alloy steel forgings.; 2, Carbide inserts are individually brazed using 50% nickel silver alloy; 3, Use high grade carbide inserts only; 4, All drag bits are built to the gauge tolerances. Drag bit is a kind of economic drill bit used in soft formations such as sand, clay, or some soft rock(not well for rough gravel) . Dia.3” (89mm)~ 17 1/2”(444mm); Connection threads: 2 3/8’’ API Reg, 2 7/8’’ API Reg, 3 1/2’’ API Reg, 4 1/2’’ API Reg, 6 5/8’’ API Reg, 2 7/8’’ API IF, etc. Wings: Three wings, four wings; Type: Chevron and Step type Company Information Sollroc , with more 10 years of experience ,is one of the professional manufacturer and supplier of high performance rock drilling tools like: DTH hammers and bits, RC hammers and bits, DTH drill rods and top hammer drilling tools. Our tools are widely used in different drilling applications including mining, quarrying, water well drilling, geotechnical industries and etc. Sollroc is specialized in designing, manufacturing and developing equipments and accessories for standard models as well as the special needs of clients and provides them with the best suggestions and solutions. We practice strict and stringent quality control during manufacturing and adhered to recognized and approved quality control systems. Each of our products follows the quality requirements and procedures to ensure finished products are durable and superior up to standard.