Base Disc, Top Disc, Knob and Scraper - Exploded Set

BASE DISC Design one single part: a solid cylinder, 100 mm diameter and 20 mm tall. Cut a circular pocket into the center of the top flat face, 90 mm diameter and 8 mm deep, with a flat pocket floor, leaving a 5 mm thick wall around the pocket. Cut a shallow ring groove into the bottom face, between 78 mm and 90 mm diameter, 1.5 mm deep. No other features. Nothing rises above the top face. TOP DISC Design one single part: a flat round plate, 89.6 mm diameter and 8 mm thick. Cut a blind hole into the center of the top face, 12 mm diameter and 6 mm deep. Cut a small semicircular notch into the outer edge of the plate, 10 mm wide and 3 mm deep, through the full thickness. No other features. Knobb Design one single part: a T-shaped knob. A vertical cylinder, 12 mm diameter and 10 mm tall. On top of it, centered, a rectangular block 30 mm long, 18 mm wide and 14 mm tall, with all edges rounded 4 mm. Scarper Design one single part: a flat rectangular plate 36 mm wide, 25 mm long and 2 mm thick. Cut a rectangular notch 3 mm wide and 2 mm deep into the middle of one short edge. On the opposite short edge, attach a rectangular handle 16 mm wide, 45 mm long and 10 mm thick, with all edges rounded 3 mm.

Parameters

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