Jaw Insert Set, Compatible Grainger Part Number 3FE64, 3RY43, 3Z987, Compatible Mfr. Model No. 15682, 67182, 93287, Compatible Threader Series 300, Product Type Jaw Insert Set, Fits Brand Ridgid, For Use With 300 Compact Pipe and Bolt Threading Machine, 300/300A Power Drive, 535 Manual Pipe and Bolt Threading Machine, 535 Pipe and Bolt Threading Machine, Impact Rated No, Number of Pieces 3, Package Quantity 3