Machine Screw, Fractional & Metric Tap & Die Set, 76 pc. High carbon steel for durability and precision threading. 34 plug tap sizes are perfect for purpose threading. 34 hexagon die sizes are for maintenance and repair work. Hexagon dies allow a socket or wrench to be used in areas with limited space 276.Double check your address when you are checking out, If you have moved, update the address before paying. You are responsible for the address you provide at the time you order. SIM Supply makes no warranties, express or implied, beyond this period, unless otherwise specifically and expressly stated. All items are subject to back order. If you have an issue with an item please contact our customer service team to help resolve the issue. Power Equipment: trimmers, mowers, chain saws, etc. All sales on power equipment are final.