ProductsPower Tool AccessoriesCutting AccessoriesMisc Cutting Tools & AccessoriesIrwin®12"x 1/4" SHANK EXTENSION, DRILL BITItem #IRW88601AvailablePlease Login to Order or View DetailsRequest InformationEmail Product LinkProduct DetailsSpecificationsIrwin Speedbor Hex Key Extension, Heavy Duty Manual Locking, 12 in Length, Steel, For Use With: Quick-Change Shank, Hex Shank and Round ShankFeaturesNot for use with quick-change wood boring bitsFollows 5/8 in and larger bits through holeHeavy duty, double set screw type, adds 6 - 12 in to regular bit lengths1-1/16 in OAWForged of finest quality tool steelCompatible with self-feed drill bitsApplicationFor wood drilling applicationsManufacturer: Stanle y Black & DeckerBrand: Irwin SpeedborCountry of Orgin: USUPC: 024 721886019UNSPSC: 27112800Other Part Numbers: 88601 ; 024721886019 ; 02472188601 ; 24721886019 ; 00024721886019Keywords88601 Heavy Duty Manual Locking Hex Key Extension, 12 in L ; Stanley Black Decker ; Irwin Speedbor ; 88601 ; 024721886019 ; Drill ExtensionsBrandIrwin®Overall Length12"ProductBit ExtensionShank Size1/4"