Dremel Multi Tool Accessories SC476 EZ SpeedClic Plastic Cutting Wheel Pack 5. The SC476 is a reinforced cut-off wheel ideal for making clean cuts in plastics. Use with SC402 Mandrel. The Dremel exclusive Easy Speedclic (SC) mechanism makes wheel changing keyless, easy and fast: PULL - TWIST – RELEASE. This Dremel SpeedClic metal cutting disc is suitable for cutting all kinds of plastics. It's compatible with universal rotary tools. It's 38mm in diameter and 3.2mm thick. These cutting wheels are designed for use with the EZ SpeedClic range of quick-change rotary tool accessories from Dremel.