drag bits for water well drilling

Contact NowFactory Direct Water Well Drill Bits Hard Rock Drill Bits For Sale Small Rock Mining Drill BitsZLONG Company professionally produces PDC drill bits,diamond drill bit,drill pipes and also R&D new products as per customers'request.All the products under control of ISO9001:2000 quality system and passed the inspection of Beijing Rock-drilling Machine Inspect Center and some of them obtained National patent.After several years' develop,ZLONG products have been widely used in cola mine field,petroleum field,and geological exploration field.We sincerely welcome our friend both home and abroad to come for business talks.Read More

Contact NowZuanLong PDC Diamond Bits Drag Bit PDC Drill Bit For Borehole DrillingZuanlong supplies a variety of drag bits for many types of projects drilling needs, including 3 wings type bits for soft and medium formations, 4 wings, especially 4 wings chevron type for harder formations. Each of our bits is machined from a forging to exacting standards and then tipped with tungsten carbide. Mining grade tungsten carbide tips are brazed to the bits wing face for heavy duty bits. Then pin threads are CNC manufactured and wings surfaced hardening subsequently.Read More

Contact Now27mm 28mm 29mm 30mm 32mm 36mm 42mm PDC Anchor Short Shank Drill Bits1. The wings are higher wear resistance and impact toughness; 2. To repeat repair and grind are not necessary; 3. Long life drill; 4. Drilling efficiency could be promoted sharply in penetration of high –medium hard rock formation and labor intensity could be reduced.Read More

Contact NowDiamond Core Drill Bits For Mining And Geological Exploration SupplierThe advantage of ZuanLong Diamond Core Bits 1. The matrix height is 12mm for K series and 16mm for Series 2. K2/S2, K4/S4, K6/S6 are main choice, K3/S3, K5/S5, K7/S7 can adjust hardness 3. K10,S10 choice is for special formationRead More