KVM Tools KV1PZ54 Tap and Die Set 110 Pieces, #4 40 Min. Tap Thread Size, M18 Max. Tap Thread Size 3Y509 Conduit Type EMT Conduit Type EMT Includes (2) Gaskets UNF Material Machining Carbon Steel Coolant Fed Non Coolant Through Extended Shank No Die Finish Bright (Uncoated) Primary Material Application ISO Code H Extension Tap No Primary Material Application Ferrous Metal Number of Dies in Set 35 Case Type Plastic Case Extended Neck No Spiral Direction Right Hand Tap Material Grade GCr15 Class of Fit 2A Tap Type Straight Flute Package Quantity 1 ANSI B94 1987 Standards Thread Direction Right Hand Die Shape Round Die Material Carbon Steel Die Type Adjustable Thread Type Metric