90102 Len.: 2" (part# 90102) This item features: -Tapered head design guides the extension through the hole. -Recessed black sleeve prevents accidental release. -Slim diameter chuck and extension will pass through 11/16'' hole. -Applicable Materials: Wood. -Brand Name: Speedbor . -Packing Type: Carded. -Type: Bit Extension. -Price is for 1 Each. Len. = Overall Length