ชุดซ่อมเกลียว

D-coil
Thread Repair Kit
Suitable for repairing damaged and worn threads, also ideal for new applications. Ideal for use with alloys and other light materials.can also be used for converting from metric to imperial and vice versa. 1 1/2"x diameter in length. Other lengths are available on request.Each kit supplied with inserts, HSS hand tap, insertion tool and instruction.