Pti-Sert Master Inch Fine UNF STAINLESS kit p/n 0021 Home / Shop Pti-Sert Master Inch Fine UNF STAINLESS kit p/n 0021 $622.15 Home / Shop Pti-Sert Master Inch Fine UNF STAINLESS kit p/n 0021 $622.15 Model Number: TS-0021 Maximum quantity exceeded Minimum purchase amount of 0 is required Maximum purchase amount of 1 is allowed 622.150 10000000 Maximum purchase amount of 1 is allowed Categories: MASTER SETS STAINLESS Manufacturer: TIME-SERT Description Total of 100 inserts. Thread Sizes: 1/4-28, 5/16-24, 3/8-24, 7/16-20, 1/2-20 STAINLESS INSERTS (1/4-28x.380 / 1/4-28x.500), (5/16-24x.450 / 5/16-24x.620), (3/8-24x.520 / 3/8-24x.750), (7/16-20x.620 / 7/16-20x.870), (1/2-20x.650 / 1/2-20x1.00)