MAKING AND USING LARGE DIAMETER LAPS

Design of a easy to make large diameter ID lap system. Showing all the machining steps of making two new sizes of lap rings. And lapping two D2 tool steel parts at 60 RC hardness using these laps and diamond slurry. Paypal donation Support through Patreon I am "robinrenzetti" Instagram lots more content there! Great synopsis of the video by brs_workshop "Shop Notes"* • Explanation of project and overview of the lap design • Facing and turning the lap • Creating the reliefs with the DRO bolt pattern function • Cutting the flexure slits with the bandsaw • De-burring with a pencil type air grinder (looks like a Dotco model). • Blue Moly links: McMasterCarr: Amazon: