In combination with a conical sheet, it can be used when the bolt and seat surface are not vertical. Corrects the angle of the seat up to approximately 3 degrees. For securing bolts on inclined surfaces such as casts, straps, etc. Compatible bolts: M10; d1: 0.5; d3: 0.8 inches (21 mm); h2: 0.1 inches (4 mm); h4: Conical Sheet D type; Conical Sheet G shape: 6.3/7.1; Compatible bolt nominal diameter: 10; Load capacity (max. Nm): 32; Shape C Coefficient of friction: 0.00 12 Stainless steel 1.4305 (SUS303 equivalent)