15881/4X20NO3 1010399 UNC Machine Tap SPRL FL 52D 1/4 inch x 20
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$10.51
Basic StandardANSIClamping width - inch0.191CoatingBrightConnection diameter - inch (DCON MS)0.255Connection diameter - millimeter (DCON MS)6.48Flute count (NOF)3Flute Geometry (FDC)Spiral Flute GeometryFlute helix angle (FHA)52Hand (Cutting direction)RightMaterialHSSOverall length - millimeter (OAL)0.255Overall length - fractional inch (OAL)2.1/2Overall length - inch (OAL)2.5Premachined hole diameter - millimeter (PHD)52ShankCylindrical shank with SquareThread diameter size (TDZ)1/4Thread form (THFT)UNC - Unified CoarseThreading length - fractional inch (THL)1Threads per inch (TPI)20Tolerance limitH3Usable length (ULDR)2.5
Specifications
| Basic Standard | ANSI |
| Clamping width - inch | 0.191 |
| Coating | Bright |
| Connection diameter - inch (DCON MS) | 0.255 |
| Connection diameter - millimeter (DCON MS) | 6.48 |
| Flute count (NOF) | 3 |
| Flute Geometry (FDC) | Spiral Flute Geometry |
| Flute helix angle (FHA) | 52 |
| Hand (Cutting direction) | Right |
| Material | HSS |
| Overall length - millimeter (OAL) | 0.255 |
| Overall length - fractional inch (OAL) | 2.1/2 |
| Overall length - inch (OAL) | 2.5 |
| Premachined hole diameter - millimeter (PHD) | 52 |
| Shank | Cylindrical shank with Square |
| Thread diameter size (TDZ) | 1/4 |
| Thread form (THFT) | UNC - Unified Coarse |
| Threading length - fractional inch (THL) | 1 |
| Threads per inch (TPI) | 20 |
| Tolerance limit | H3 |
| Usable length (ULDR) | 2.5 |
15881/4X20NO3
