Chrislynn 82133 Precision Standard Single-Size Industrial Insert Kit, 7/8 in - 9 Internal, 18 in - 8 Stainless Steel, 6 pc

Chrislynn industrial insert kit, standard single-size, series: Precision, measurement system: imperial, 7/8 in - 9 internal thread, 18-8 stainless steel, 6 pc, UNC thread, 29/32 in drill.