Level 5 5”/125mm Soft-Grip Carbon Steel Drywall Joint Knife is ergonomically designed for all-day use with minimal fatigue on the jobsite. Level 5 hand tools have been built with over 20-years of feedback and input from professional finishers. Built to last with industry leading designs and high-quality materials and workmanship, these tools perform like no other. Also available in 4", 6", 8" and 10".