This is a pack of five (5) GM, round weld on nuts for many different GM vehicles. These are blank, unthreaded holes. These nuts are made to be welded in place and then tapped. The hole size is for M6 and the overall width of this nut is 19mm. You will receive 5 nuts per order. (Contact us for a bulk pricing if you want to purchase a lot of these bolts)

Nut Diameter: 19mm

Hole Diameter: 5.4mm for M6 thread size

GM Part # 25640395

Alternate GM Part #'s 15224106 ; 15252861