Petzl Dry Tooling Pick One Size U19 DRY. Tapered at the tip (3.3 mm) it easily penetrates the coldest ice. Teeth along the lower edge near the shaft help when hooking on rock or over ice bulges. The teeth along the top edge help stabilize the tool when cammed in an inverted position (stein pull). Specifications for Petzl Dry Tooling Pick: Manufacturer: Petzl Color: Black Fabric/Material: Steel Weight: 129 g Application: Vertical Ice Winter/Snow Depth/Thickness: 4 mm Features of Petzl Dry Tooling Pick Compatible with SUM'TEC QUARK NOMIC and ERGONOMIC ice axes Package Contents: Petzl Dry Tooling Pick Petzl U19 DRY: Dry Tooling Pick One Size