Connecting Drilling Rod and Shank Adapter Bit Adapter Rock Drill Coupling Sleeves

Product DescriptionUsed in extension rod connection, its function is to transmit impact energy from the rock-drill piston, as well as rotation torque, into the drill string with no losses. It must withstand and transmit up to 6300 blows per minute from the piston continually, with great endurance and dependability.Such as Coulping R25,CoulpingR25/R32,CoulpingR28/T38,Coulping R32,Coulping T38,(1)   Size: R25,R28, R32, R35,R38, T38, T45, T51,R25-R28, R22-R25, R25-R32 R32-R38, R32-T38.(2)   Length: 140mm-235mm(3)   Package: in wooden case or in carton.(4)   Productivity: 5000pcs/ monthCOUPLINGSTHREADLENGTH (L)DIAMETER (D)WeightmmInmmInKgR221402005-1-2301-3-160.45R251505-29/32331-5-160.5R251505-29/32351-3-80.52R281505-29/32391-17/320.6R321505-29/32421-21/320.9R321505-29/32441-23/320.95R381706-11-16552-5/321.75T381907-1-2522-3/641.6T381907-1-2552-5/321.95T452108-1-4632-15/322.75T45 HD2108-1-4662-19/323.2T512258-7-8722-13/163.85T51 HD2258-7-87634.68COUPLINGS - Full BridgeTHREADLENGTH (L)DIAMETER (D)WeightmmInmmInKgR252007-7-8351-3-80.8R281606-5-16391-17/320.7R322007-7-8441-23/321.5R3230011-13/16441-23/322.6R382108-1-4552-5/322.6T382058-1-16552-5/322.31T452309-1-16632-15/323.5T512509-13/16722-13/165.3T512509-13/167636.2 BIT ADAPTERSTHREADLENGTH (L)DIAMETER (D)Weight(A) - (B)mmIn.mmIn.KgR25 - R281857-9/32441-23/320.9R25 - R321857-9/32441-23/321.2R28 - R251857-9/32441-23/321.3R28 - R321857-9/32441-23/321.15R32 - R252108-1-4441-23/321R32 - T3227010-5-8441-23/322R32 - R3827010-5-8441-23/322.3R32 - T3827010-5-8441-23/322.5R32 - T4536014-3-16441-23/323.9R35 - R3228011-1/32552-5/322.6R38 - R3228011-1/32552-5/322.5R38 - T3228011-1/32552-5/322.5R38 - T3828011-1/32552-5/322.5R38 - T4528011-1/32552-5/323.3T38 - R3228011-1/32552-5/322.5T38 - R3828011-1/32552-5/322.5T38 - T4528011-1/32552-5/323.3T45 - R3828011-1/32632-15/322.9T45 - T3828011-1/32632-15/322.8T45 - T5128511-7/32632-15/324.1T45 - ST5828011-1/32722-13/166T51 - R3828511-7/32722-13/163.85T51 - T4528511-7/32722-13/163.85T51 - ST5828511-7/327635.7T51 - GT6034513-1-2823-1-48.5ST58 - T5131012-3-16813-3-165.4GT60 - T5136014-3-16823-1-46.5GT60 - ST5834513-1-2823-1-46.7COUPLING ADAPTERS - Semi BridgeTHREADLENGTH (L)DIAMETER (D)Weight(A) - (B)mmInmmInKgR22 - R251425-19/32351-3-80.6R25 - R281505-29/32381-1-20.6R25 - R321505-29/32441-23/321.1R28 - R321505-29/32441-23/321.05R28 - R381606-5-16552-5/321.93R28 - T381656-1-2552-5/322.2R32 - R381606-5-16552-5/321.8R32 - T381656-1-2552-5/322.1R38 - T381807-1-16552-5/321.8R38 - T451957-11-16632-15/322.8T38 - T451957-11-16632-15/322.8T45 - T512188-19/32722-13/164.35COUPLING ADAPTERS - Full BridgeTHREADLENGTH (L)DIAMETER (D)Weight(A) - (B)mmIn.mmIn.KgR22 - R251656-1-2351-3-80.82R25 - R281706-11-16391-17/321R25 - R322007-7-8441-23/321.7R25 - R381706-11-16552-5/322R25 - T381706-11-16552-5/321.9R28 - R321706-11-16441-23/321.3R28 - T381706-11-16552-5/322.4R32 - T351706-11-16491-29/322R32 - R382058-1-16552-5/322.6R32 - T382058-1-16552-5/322.6R32 - T452158-15/32632-15/323.6R38 - T382058-1-16552-5/322.4R38 - T452158-15/32632-15/323.3R38 - T512258-7-8722-13/164.5T38 - T452158-15/32632-15/323.3T38 - T512258-7-8722-13/164.5T45 - T512409-7-16722-13/164.6 GUIDE COUPLINGSTHREADLENGTH (L)DIAMETER (D)WeightmmInmmInKgT381907-1-2612-13/322.2   Detailed Photos Company ProfilePackaging & ShippingFAQ The information you may like to know before order:1. Methods of Payment:  T/T (Telegraphic Transfer) or Western Union or L/C at sight2. Handling time for an order  Based on order quantity, normally it takes 25 days for production.  Only 2 or 3 days if we have stock on your request size.3. Shipping way  Sample order: we suggest Courier express like DHL/UPS/TNT/FEDEX or by air  Bulk order: we suggest by air or by sea.4. Quality Control  We have our own experienced QC.  There will be strict inspection and testing for every order before shipping out.5. After Services:  a. Our sales team will response for your question within 24 hours (Holidays Excluded)  b. Technical Support will be available in any time  c. Free replacement will provide once the failure confirmed caused by our product quality  /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1