• Model NO.：Extension Drilling Tools T38 Coupling Sleeve
• Quality：Top Quality
• Material：Hard Steel
• Model：Full Bridge and Half Bridge
• Transport Package：Plywood
• Specification：CE
• Trademark：Bestlink
• Origin：Fujian China
• HS Code：82079010
• Production Capacity：10000 PCS,Month

Product name:

Extension Drilling Tools T38 Coupling Sleeve

Aplication:Coupling sleeve with various type of thread,widely 
used for extension rod and drill bits connection.Material High quality alloy steelTypeFull bridge,semi-bridgeThread typeR25, R28, R32, R38, T38,T45,T51,R28-R32,R28-R38,R32-T38,R32-R38,R25-R32,R32-T45Dia:1 3/8"-3 1/32(34mm-77mm)Length:5 7/8-9 1/4(150mm-210mm)Color:Color could be paint as your request
 Key word for other drill tools: 
fully carburized rod,coupling sleeve,thread rod,speed rod, hex extension rod, hex speedrod,shank end rod,bench and production drilling rod,round drifer rod,round extension rod,round speedrod,round guide rod,guide tube, R32 (T38,T45,T51,GT60..) round rod. drifting drill rod/ drifting drill rod/ drift rod/ extension rod/ extension support rod/ curtain rod extension/ extensible shower curtain rod/ rock drill bits extension rod/ extension drill rod/ extension shower rod/ thread extension rod/  t38 extension rod/extension drill rod/ MF(male female)rod/ speed rod/tapered drill rod/ Hex drill rod/integral drill rod,drill bits, button drill bits, theread drill bits.
 
Other top hammer drilling tools,such as Tapered drill rod,integral drill rod,thread drill rod,thread button bits,shank adapter,extension rod,MF drill rod,speed drill rod,bench drilling rods.....