Grips easily on slopes. Set of 14 Golf Spike Tacks for Tight and Stable FairwayIncludes: 14 soft spike studs, 1 2-point spike wrench, and 1 inch screw metal spikes for a strong grip.Total External Dimensions: Approx. 1.1 x 0.4 inches (28 x 11 mm) (D x H) Screw Diameter: Approx. 0.2 inches (5 mm)