Ensuring absolute confidence for the toughest jobsite conditions, Dewalt professional attachments and accessories are designed and continually optimized under real world conditions. Dewalt tools will measure up to the toughest standards because they're rigorously tested under the most demanding conditions to deliver solutions that get the job done better. Shock resistant tool steel for maximum durabilitySnub nose design for ideal fitmentAdvanced hardening process provides maximum durabilityFor use in bit tip holdersFor driving screws into a variety of materials1 in.1 count