
Best size drill bit for 1/4 20 tap
DEWALT DWADT1420 20 UNC Drill Tap, 1/4"Greenlee DTAP1/4-20 Combination Drill and Tap Bit, 1/4-20NCGreenlee DTAPKIT 6-32 to 1/4-20 6-Piece Combination Drill and Tap Set6Pcs/Set Hex Shank Drill Bits HSS 4341 Combination Drill and Tap Bit Screw Tap Deburr Countersink Bit (6-32NC 8-32 NC 10-32 NC 10-24 NC 12-24 NC ...