Transform your work, hiking, or wader boots with Grip Studs® to secure traction in outdoor environments. This useful boot stud with its stay–in wide auger design will deliver dependable traction in even the most treacherous outdoor conditions. Grip Studs® have a solid tungsten carbide shaft that delivers durable performance and are easy to install or remove with the manual or power tool. GripStuds® offers varying stud depths that can work in virtually any sole. Also with a variety of prominences, you can customize your footwear for any task including: - Outdoor work - On the job - In the woods - Hiking - Around the home - Moderate to aggressive fishing conditions in rivers or jetties with rocks, mud or slime. Ideal for rubber boot soles with medium height lugs that are less than 3 mm tall. Application Wader, Hiking and Work Boots Dimensions 7.9 x 11.4 mm Prominence(from tire or tread surface) 3.5 mm Stud Penetration(into tire or tread surface) 7.9 mm Minimum Tread Depth 5.9 mm Carbide Tip Width 1.7 mm Corresponding Tool #3200 Power Install Tool