131Pcs Thread Repair Kit M5 M6 Metric8 Metric10 M12 Threaded Tool Twist Drill Bits With the 131pcs thread repair kit, damaged or closed threads can be easily repaired. Metal material, the tools are e.   Features: Repair damaged threads. Includes 110 wire thread inserts. High impact metal case. Suitable for threads on the engine and plug wires on the cylinder head. Threaded inserts for any size, everything comes complete in an affordable storage container. Specifications: Material: Metal 110Pcs Wire Thread Inserts: M5 (25PCS): M5 x 0.8 x 6.7mm M6 (25PCS): M6 x 1.0 x 8.0mm Metric8 (25PCS): Metric8 x 1.25 x 10.8mm Metric10 (25PCS): Metric10 x 1.5 x 13.5mm M12 (10PCS): M12 x 1.75 x 16.3mm Package Weight: 2200g / 77.6ounces Package Size: 375 * 170 * 30mm / 14.76 * 6.69 * 1.18in   Packing List: 5 * Twist Drill Bits 5 * Break Pin Tools 5 * Installation Tools 1 * Hex Key 5 * Taps 110 * Wire Thread Inserts 1 * Storage Case