QUICK STABILIZATION – Quick-stabilizing bob steadies within 6 seconds SURFACE PROTECTION - Embedded side bumpers protect both the bob and work surfaces THICK ELASTOMER TIP GUARD - Guard keeps the bob tip safe and secure CHROME-PLATED DESIGN - The plumb bob is chrome-plated to resist rust and corrosion, and maintain long-lasting usability EASY PLUMB LINE CONNECTION - Comes standard with snap ring to easily connect and disconnect to/from plumb line