SunniMix Universal dapter for Angle Grinders - Easy Installation And Design A.The angle grinder adapter is made of carbon steel material, which ensures a stable structure that is not easily deformed, wear-resistant, and rust resistant.This adapter is designed to connect regular threaded products with X Lock angle machines. The uniquely shaped opening on the shaft allows the adapter to be securely fixed on the machine without needing any additional screws or accessories.Grinder Lock is made from carbon steel with a size of 4.5cm, just need take a few turns to tighten the fittings and connect the interface firmly..The grinder adapter is suitable for polishing pads, saw blade, drum wheel, core drill bit.This easy-to-install angle grinder adapter makes an excellent addition to your tool case.X Lock Adapter for Angle Grinder Locking Flange. Stainless Steel Diamond Core Drill Bit Adapter. Angle Grinder Hardware Parts Carbon Steel. Connector For Angle Grinder Accessories . X Lock Adapter for Diamond Drill Saw Blade.