McMaster 5552A101 Impact Square Drive Size Adapter, 3 4" Female x 1 2" Male G0967696 while the inside depth measures while the inside depth measures 14 1 8 in (1) DCC2520 20V MAX* Cordless Air Compressor Weight 21 These adapters are made to withstand the high torque and force of impact tools Square Drive Size (Gender) 3 4" (Female) × 1 2" (Male) Overall Length 2 1 8" Compatible Retaining Ring ID 1 1 4" Material Black Oxide Steel Socket Retainer Style Ball Detent Drive Type Impact Socket Type Square Drive Size Adapter Sold As Individual Country of Origin United States DFARS Compliance Specialty Metals COTS Exempt Export Control Classification Number (ECCN) EAR99 REACH Compliance Not Compliant RoHS Compliance RoHS 3 (2015 863 EU) Compliant Schedule B Number 820420