M4 3-Flute, H7 Semi-Bottoming Series/List # 2091M Spiral Flute Tap MT3534681

ShearTapô ShearTapô -for Stainless Steel & Carbon Steel up to 35Rc hardness. Oversizetaps are mainly used for parts that will be plated or heat treated after tapping. Also used in materials that tend to shrink after tapping. CNC Styleenchances chip evacuation and cutting fluid flow to the cutting teeth for reduced friction, heat and galling. Also reduces contact between the tap and the workpiece. Semi-Bottoming Styleare designed to lift the chips sout of the hole in blind hole tapping, eliminating chip evacuation problems which can result in damaged threads and broken taps. They will also bridge opeings, keyways and other interruptions in the tapped hole. Steam Oxide over Nitrideincreases wear resistance, reduces friction, reduces galling and chip welding, improves chip flow and increases tap lubricant retention.Country of OriginUSAWarning-Proposition 65- For Californian Users onlyWARNING: This product contains a chemical known to the State of California to cause cancer or Birth defects. For more information go towww.P65Warnings.ca.gov Thread Diameter Size (TDZ) M4 Chamfer Semi-Bottoming Thread Pitch (TP) 0.7 mm Coating Black Overall Length (OAL) u200e2-1/8" Flute Type Spiral-48 Degree Thread Cutting Part Length (THL) 0.236" Style Semi-Bottoming Flute Count (NOF) 3 Measurement Type Metric Cutting Edge Material HSS ToolTypeName .0035 Oversize Taps Thread Tolerance Class (TCTR) H7 Series/List # 2091M Tool Type 0.0035" Oversize Tap