Check the listing for details. GRAINGER APPROVED 16P047 Plastic Strapping Kit,Standard,1/2" 16P047. Condition: New. Listed at 143.10 USD. Plastic Strapping Kit, Kit Includes Seals, Strapping, Kit Applications Standard, Fits Strap Width 1/2 in, Thickness 0.026 in, Break Strength 500 lb, Strapping Length 7,200 ft, Strapping Wind Oscillated, For Core Dia. 16 in These polypropylene strapping and seal kits can be used to replenish supplies at workstations and on strapping carts, or can be used independently of carts and workstations. Polypropylene strapping, sometimes called poly strapping, is a lightweight strap used to bundle newspapers, seal and bundle cartons, and secure light loads. Seals secure strapping to maintain correct tension.Polypropylene strapping kits include a selection of items that work together to hold, store, transport, tension, and seal polypropylene strapping. Polypropylene strapping, sometimes called poly s.