4-in-1 Pneumatic Rivet Nut Gun Set (10-24 & 1/4 & 5/16 & 3/8) Air Nutsert Gun
Sturdy & Durable: The nutsert tool kit connecting rod is made of impact-resistant S2 steel, which is more wear-resistant and effectively reduces shaking and uniform strength. The inner rotor is made of high-quality alloy steel for higher accuracy, stronger wear resistance, and longer service life.