ITEM NAME:100 Pcs Stud Screw 9mm + 1 Pc Drill Sleeve, Auto Car SUV ATV Anti-Slip Scre F7X4 100 Pcs Stud Screw 9mm + 1 Pc Drill Sleeve, Auto Car SUV ATV Anti-Slip Scre F7X4 This new type screw tire studs can be easily installed and removed without professional tools. When it's not in winter, it can also be disassembled from the tire. And you can store these screw tire studs for using again in th following season. Color: silver material: metal size:9*4mm Package Included: 100 * Tire Stud Screws 1* Drill sleeve Please note: It's important for choosing right size of studs, you must to know the depth on pattern of tread rubber to your tire. Recommended minimum tread depth is 14mm.
