Easy-Access: Slim nose and removable shoe allow for easy access into tight corners. Better Positioning: Full 360 rotation allows users to choose best positioning for application Tool-Free Adjustment: Tool-free screw length adjustment with detent marks allow for easy setup for varying screw lengths Depth Adjustment: Fine depth adjustment enables proper screw depth setting Compatibility: Works With V20* BRUSHLESS RP Drywall Screw gun (cmcf600B) (sold separately)