XINGYHENG 210pcs M3 M4 M 5 M6 M8 M10 M12 Wire Thread Inserts Steel Sheath Helicoil Type Screw Repair Sleeve Assortment Kit with Plastic Box sold2024 Material: Coupling nut are made

Material: Coupling nut are made of 304 Stainless Steel

We asked a group of gunsmiths to test the quality

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Included: 3 extra large punch plates with a screwdriver

Functional design: the garden irrigation emitter is equipped with shut-off valves and 2 barbed pipes in large diameter

XINGYHENG 210pcs M3 M4 M 5 M6 M8 M10 M12 Wire Thread Inserts Steel Sheath Helicoil Type Screw Repair Sleeve Assortment Kit with Plastic Box sold2024 Material: Coupling nut are madeXINGYHENG 210pcs M3 M4 M 5 M6 M8 M10 M12 Wire Thread Inserts Steel Sheath Helicoil Type Screw Repair Sleeve Assortment Kit with Plastic Box About us: This item is about 210pcs M3 M4 M 5 M6 M8 M10 M12 wire thread inserts steel sheath helicoil type screw repair sleeve assortment kit. The stainless steel wire thread insert is a spring like internal and external thread concentric body fastener which is precisely manufactured from a high strength, high