680-46-123 Features: -Coated blade resists rust.-Deep debossed graduations are more accurate and longer lasting.-Level vial increases versatility.-Durable etched, hard chrome plated blades.-Rust-resistant for blade longevity.-Scriber for easily marking surfaces.-High visibility yellow, die cast handle.-Easy read vial.-Brass hardware.-Die cast metal handle has built in accuracy and durability.-Scriber conveniently stores in handle.-Type: Combination Square.