Add to Wish List Quick view BAC #: DB1-4-THREADED Threaded Drill Bits, 1/4 In Stock Cobalt Threaded Shank Adapter Drills are manufactured to NAS 965 Type D Standards with 135 Degree Split Points. DB1-4C-LONG 2-1/8" long DB1-4C-SHORT 1-1/4" long DB1-4C-STUB 9/16" long MSRP: Now: $4.92 - $6.64 Was: View Price Breaks MSRP: Now: $4.92 - $6.64 Was: Quick view Qty in Cart: 0 Price: MSRP: Now: $4.92 - $6.64 Was: Subtotal: