Dormer 1/4-20 Machine Tap HSS-E-PM Spiral Point Plug Tap Blue Ring 3FL H5 2.5xD Torx Functional diameter(DFC)

Functional diameter(DFC)

OVERALL LENGTH: 17"

HIGH SPEED STEEL TAPER LENGTH DRILLS

Norton 8" PSA Disc Roll Zirconia Alumina 120 Grit Medium Self Stick Disc 50 Pack

MARATHON M42

Dormer 1/4-20 Machine Tap HSS-E-PM Spiral Point Plug Tap Blue Ring 3FL H5 2.5xD Torx Functional diameter(DFC)DORMER HSS E PM SPIRAL POINT TAP Thread Standard UNC Applicable Material Stainless Steel Thread Size 1 4 20 Connection Diameter Machine Side (DCONMS) 0. 255 Thread Diameter Size (TDZ) 1 4 Thread Cutting Part Length (THL) 0. 591 Threads per Inch (TPI) 20 Flute Helix Angle (FHA) 0 Degrees Thread Tolerance Class (TCTR) H5 Tapping Prehole Diameter (Pre hole) #7 Usable Length (LU) 0. 984 Flute Length 0. 591 Overall Length (OAL) 3. 15 End Shape Spiral Point