Shaanxi Kerlimar Engineers Co. Ltd

Model Number: drill bits-537-2 Brand Name: kerlimar Key Specifications/Special Features: Packaging Detail: plywood casewooden box and iron boxSpecifications1. High temperature and wear resistance2. IADC code suitable for different formations3. ISO9001:2008, API certified4.IADC 537,Drilling pressure of 0.3 to 0.7 KN/mm,The revolution of 100-40 R/M in.Low compressive strength of soft to medium formations,such as soft,soft,soft shale,limestone,sandstone and in the medium of hard abrasive interbedded formation.5.IADC 617,Drilling pressure of 0.4 to 0.8 KN/mm,The revolution of 90-50 R/M in.High compressive strength of the middle stratum,such as hard shale,limestone,sandstone,dolomite,etc.