Amazon with Comfort Buy Direct has the Foliv 1225-Piece M2 M3 M4 M5 Hex Button Head Socket Cap Screws, Nuts & Washers Assortment Kit with Allen Wrench (Alloy Steel, Black) for $30.99 - $15.50 off with coupon code 504I2RSV [Exp 5/27] = $15.49 with free shipping on $25+ or with Prime.