HeliCoil 1/4-20 Stainless Steel Thread Repair Kit
Complete with tap and an installation tool, stainless steel inserts and instructions. Packed in a sturdy vinyl pouch. No. 5521-4 thru 5521-8 is back-up stock for display No. 5820, inch coarse display; No. 5546-5 thru 5543-10 is back-up stock for display No. 5830, metric coarse display.