Drillco 4" - 40 - 1/2 High Speed Steel Tap/Die Set - 40 PIECE - 2000E40

Combination Tap & Die Sets, #4-40 thru 1/2 in Range, UNC, UNF Thread, High Speed Steel, 40 Pieces

• High speed steel tools are good for most general purpose applications, offering a combination of hardness and toughness for wear resistance
• Uncoated tools feature just the base substrate without any additional treatment or coatings and are suitable for a wide range of applications
• Set includes 4-40 thru 1/2 inches