The Alpha Beveling Auxiliary Base is an attachment that converts compatible polishers and variable-speed grinders into an adjustable edge beveling and polishing system. It supports bevel angles from 15° to 45° and straight edge polishing up to 90° for stone, slab, and countertop fabrication. The system includes adjustable clamping bases, a water-feed assembly, and mounting hardware. It fits 5/8"-11 and M14-2 spindle configurations and accepts polishing pads up to 4" in diameter. What's Included Universal adapter assembly Clamping base for 15°–45° bevels Clamping base for 90° edges Water hose Water valve 10 ft water hose assembly 5 mm hex wrench Spanner Mounting screws Specifications Specification Details Models BAB1590 / BAB1590-M14 Bevel Angle Range 15°–45° Straight Edge Angle Up to 90° Maximum Bevel Depth 3/8" (10 mm) Maximum Pad Size 4" (100 mm) Spindle Compatibility 5/8"-11 / M14-2 Weight 3.57 lbs (1.62 kg)