Pro-grade 45pc Large-diameter Titanium Sae Standard Tap & Die Threading Tool Set

20 pc Tap and Die Coarse Threads: 1/4-NC20, 5/16-NC18, 3/8-NC16, 7/16-NC14, 1/2- NC13, 9/16-NC12, 5/8-NC11, 3/4-NC10, 7/8-NC9, 1"-NC8 20 pc Tap and Die Fine Threads: 1/4-NF28, 5/16-NF24, 3/8-NF24 7/16-NF20,1/2-NF20, 9/16-NF18, 5/8-NF18, 3/4-NF16, 7/8-NF14, 1"-NF14 1- Stock Handle Wrench 1- Adjustable Tap Handle Wrench 1- Die Adapter 1- Stubby Screwdriver Professional Grade Set in Special High-Carbon Alloy Steel For Excellent Strength Includes: Adjustable & T-Handle Tap Wrenches, Adjustable Die Wrench, Screwdriver, Thread Pitch Gauge Titanium Cutting Edges Hold Sharpness up to 20x Longer Than Steel Sizes: #8 to 1 Tap & Dies High Versatility The taps and dies feature coarse (UNC) fine (UNF) and national pipe (NPT) thread designations, ensuring usability in many hand threading applications.