This kit comes with a full range of most popular metric taps and dies with both coarse and fine sizes, plus all needed wrenches, handles, and a storage case. Cut new material or chase lightly damaged threads and recover old screws, rusty nuts and bolts, and spark plugs. Plug style chamfer ideal for general purpose threading Tap size and recommended drill bit size are laser-etched on each tool for easy identification Made of high carbon steel for hand threading applications Hex dies ideal for maintenance and repair work Recommended for use with hexagonal die stock handles Dies lock in position with set screw Designed for use with taps, reamers screw extractors and other tools with a square shank adjusted and tightened to size by twisting This set includes: tap and die: 1/4 in-20NC, 1/4 in-28NF, 5/16 in-18NC, 5/16 in-24NF, 3/8 in-16NC, 3/8 in-24NF, 7/16 in-14NC, 7/16 in-20NF, 1/2 in-13NC, 1/2 in-20NF, pipe: 1/8 in-27NPT, 1pc die stock, 1pc adjustable tap socket Color/Finish Family: Stainless steel Die Stock Size/Sizes: 0~1/2 in Metric Die Sizes: N/A Metric Tap Sizes: N/A SAE Die Sizes: N/A SAE Tap Sizes: Tap and die: 1/4 in-20NC, 1/4 in-28NF, 5/16 in-18NC, 5/16 in-24NF, 3/8 in-16NC, 3/8 in-24NF, 7/16 in-14NC, 7/16 in-20NF, 1/2 in-13NC, 1/2 in-20NF, pipe: 1/8 in-27NPT, 1pc die stock, 1pc adjustable tap socket Tap Wrench Size/Sizes: 0 to 1/2 in Case Included: No Die Stock Included: Yes Material: Steel Measure Type: Standard (SAE) Package Contents: Taps and Dies, Pipe, Die Socket, Tap wrench Piece Count: 24 Tap Wrench Included: Yes Warranty: Limited lifetime CA Residents: Prop 65 Warning(s): Yes UNSPSC: 27112800