ProductsHand ToolsHand SocketsHand Socket ExtensionsWilliams®1/2"dr x 20" CHROME EXTENSION, HAND SOCKETItem #JHWS-121PRequest InformationEmail Product LinkProduct DetailsSpecificationsWilliams Socket Extension, Measurement System: Imperial, Square Drive, 1/2 in Drive, 20 in Overall Length, Ball/Spring Locking, Polished ChromeFeaturesChrome plating provides increased protection from rust and corrosionBall and spring socket retentionSpinner disk is ideal for fast turn down of fastenersCertification/StandardsANSI B107.10MManufacturer: Snap-on Industrial BrandsBrand: WilliamsCountry of Orgin: USUPC: 662 459220400UNSPSC: 27111704Other Part Numbers: S-121P ; S121P ; 662459220400 ; 66245922040KeywordsS-121P Socket Extension, 1/2 in Square Drive, 20 in OAL ; Snapon Industrial Brands ; Williams ; S121P ; 662459220400 ; Socket ExtensionsBrandWilliams®Drive Size1/2 inFinishHigh Polished Chrome PlatedLocking TypeBall and SpringMaterialAlloy SteelOverall Length20 inTypeSAE