You'll have the right tool for the job with the Walthers Tap Holder on your workbench! Designed to comfortably hold Taps (947-1301 to 1304 sold separately) so you can easily cut threads in soft metals and plastics for a variety of common hobby screw sizes. Made of durable metal for years of reliable service, the set includes a tap holder and allen wrench, plus four interchangable collets for 00-90, 0-80, 1-72 and 2-56 taps, in a convenient plastic storage case.