TP-101W Combination Repair Unit, Tire Repair Patch Plug 5/32" x 1" Wrapped stem 24 pcs Size: 0.16 x 1.42 Inch Wrapped stem 5/32", Patch 1 3/8" (35 x 4 mm) 24 pieces per box. Suitable for radial and bias ply tires. Intended for chemical or heat vulcanization. Patch and stem feature gray vulcanizing gum with blue poly backing. The stem portion is wrapped with high-quality vulcanizing gum. Use with a 3 mm Carbide Burr ???? Confirming compatibility with the seller can reduce unnecessary after-sales issues. ????