Application:1. Assemble2. Repair: Repair internal thread of equipments.3. Conversion: International Standard _British Standard_American Standard.The Helicoil(wire thread inserts) Details:1. Material: Stainless Steel, Brass(copper), Alloy2. Standard:1). International standard: M & MJ2). UN(unified thread serues)3). G (British standard pipe thread)3. With helicoil tool4. With kits5. Lock - Nuts & Free-running inserts6. Thread inserts features:1). Abrasion resistant2). Corrosion resistant3). Thermostability4). Saving material5). Increasing the bearing capacity and fatigue resistant of the insert connecting part7. Production Standard1). China: HB6202-89, GJB119.4A-2001, GJB5107-2002(military standard2). Franch: CCT60363). British: TS414). etc.8. Thread Inserts Specifications:ST d * P * W * KSt: Thread insertsD: DiametreP: Screw pitchW: Number of turnsK: If have k: With slotting, if not, non-sloting