We specialize in hard to find items
All Categories
Guhring 1/4-28 UNF, 3 Flute, H3/H4, MolyGlide Finish Cobalt Fast Spiral Flute Tap, Modified Bottoming Chamfer, Right Hand Thread, 2-1/2" OAL, 2B Class of Fit, Series 3965
Share Tweet
About Guhring 1/4-28 UNF, 3 Flute, H3/H4, MolyGlide
Modified bottoming chamfers are similar to bottoming chamfers, but they are longer and have more teeth. They are used for threading blind holes and have 2 to 2-1/2 threads.Cobalt is harder than high speed steel and provides better wear resistance. It is commonly used on high tensile alloys.MolyGlide is a non-stick, low friction coating that has good sliding properties. It is commonly used for dry applications or where lubrication is minimal. MolyGlide is a proprietary coating exclusive to Guhring, Inc.Fast Spiral Flutes with 40-53 degree angles are suitable for ductile materials like aluminum and copper; medium to high carbon steels and free machining stainless steels.Specification: Thread Size (Inch): 1/4-28Chamfer: Modified BottomingClass of Fit: 2BThread Limit: H3/H4Number of Flutes: 3Material: CobaltFinish/Coating: MolyGlideThread Direction: Right HandFlute Direction: Right HandThrough Coolant: NonThrough CoolantOverall Length (Decimal Inch): 2.5000Helix Angle: 40Thread Standard: UNFFlute Type: Fast SpiralSeries/List: 3965
