SQUARE BIT DRIVERS: 2 inch - #1, #2, #3 Robertson (R1/R2) - Quick-Change Shank

✔#1, #2, and #3 Robertson 2" Square Head Bit Driver Quick Change Bits
✔Has a quick change shank - quicker bit change outs
✔Made of Industrial-grade hardened and tempered tool-steel resists stripping and cam-out
✔Bit has a typical 1/4" shank that fits in all of your 1/4 inch and bigger drills and screwdrivers