For fantasy play. Wartenberg Wheel with evenly spaced, prickling pins. Solid aluminum instrument with no-slip, ribbed handle. 7. 25 inches long with 1. 25 inches diameter pin wheel. Taylor Hammer with triangular rubber head 7 inches solid aluminum concave handle. Triangular rubber head measures 2 inches long by 1. 5 inches wide by 0. 5 inch deep. Line: TLC Adult Toys. Sub line: Asylum. Category: Bondage & Domination. Sub category: Kits.