Shop for Power Tool Accessories at The Home Depot. Here s a great way to get introduced to the Bench Dog/Insty-Drive system! Set contains our exclusive Insty-Driver, #8 high speed steel (HSS) tapered hex shank bit with 4-flute countersink, #2 square drive bit, #2 Phillips power bit, and 1/8 in. hex wrench. 59979 4 in. Insty-Driver sleeve also sold ..