McMaster 90284A400 Key-Locking Insert Assortment with Tool, 18-8 Stainless Steel, 10-24 to 1/2"-13 Thread Sizes 21EK70 Rockwell B70

Rockwell B70

Transformer

Rivet Nut Types Included Rivet Nut

Characteristics Replaceable Tip

Uninsulated

McMaster 90284A400 Key-Locking Insert Assortment with Tool, 18-8 Stainless Steel, 10-24 to 1/2"-13 Thread Sizes 21EK70 Rockwell B70These assortments include various sizes of key locking inserts with thick and thin walls, and an installation tool. Drive the keys into the surrounding material for a more secure hold than thread locking inserts. Use them to repair or convert threads in soft metals such as aluminum. Theyre comparable to Keensert inserts. 18 8 stainless steel inserts are more corrosion resistant than black phosphate steel. They may be mildly magnetic. Thin wall inserts