Vermont American 21660 Size 4 x 40 NC Tap No 43 Drill Bit Combo

IRWIN Tools T-Handle 1/4-Inch Capacity Tap Wrench (12001)

Team Associated 6951 4-40 x 1/8" Socket Screw with Allen Wrench

The Hillman Group 4621 4-40 x 1/8-Inch - USS Socket Set Screw, 25-Pack

Vermont American 21916 T-Handle Tap Wrench 0 through 1/4 Inch

Steel Pan Head Machine Screw, Black Oxide Finish, Meets ASME B18.6.3, #1 Phillips Drive, #4-40 Thread Size, 1/4" Length, Fully Threaded, Import (Pack of 100)

Du-Bro 360 2-56 Tap And Drill Set

Vermont American 20058 4-40 NC High Carbon Steel Machine Screw Plug Tap

Steel Pan Head Machine Screw, Black Oxide Finish, Meets ASME B18.6.3, #1 Phillips Drive, #4-40 Thread Size, 1/2" Length, Fully Threaded, Import (Pack of 100)

Drillco 2000C Series Carbon Steel Hand Threading Tap, Uncoated (Bright) Finish, Round Shank with Square End, Taper Chamfer, 4-40 UNC

Steel Pan Head Machine Screw, Black Oxide Finish, Meets ASME B18.6.3, #1 Phillips Drive, #4-40 Thread Size, 3/8" Length, Fully Threaded, Import (Pack of 100)