/ Precision Measuring Tools / Precision Hand Tools / Squares / Combination Squares / 11H-6-4R * Not actual product image 50051 11H-6-4R 6" Combination Square with Square Head 50051 Other similar products The Starrett 6" Combination Square with Square Head features a reversible lock bolt, scriber, spirit level, and hardened steel, photo-engraved blade with regular finish. This product also includes a cast iron head with black wrinkle finish. 6", 4R Grad, Regular Blade Features Specifications Downloads Contact Starrett Features Reversible lock bolt, scriber, spirit level Hardened steel, machine divided blade Regular Finish Blade Cast Iron Heads with Black Wrinkle Finish Specifications Blade Length (in): 6" Blade Finish: Regular Graduation Type: 4R Graduations: 8ths, 16ths, Quick Reading 32nds, 64ths Head Finish: Black Wrinkle Head Material: Cast Iron Head Types: Square Number of Pieces: 2 Downloads 13261-0 Vial SDS Sheet SDS-13261-0-vials