This listing is for a SINGLE stainless steel insert. This is an optional size for use with 0318 3/8" by 18 thread pitch, taper pipe thread kit part number 0318. Over-all insert length is .438" or 11.13 mm.
Time Sert Tips from Master Tech!
Sales Mon-Fri. 7am - 8pm & Sat 9-12PM EST. Call center in Florida - warehouses throughout the USA. We ship from the closest stocking warehouse to you. Without a resale certificate 7.0% Sales tax in Florida. No tax charged outside FL.