uxcell M2.5 HSS 4 Straight Flute Machine Screw Thread Metric Tap 5pcs Product Name : Machine Tap;Pitch : 0.45mm;Thread Size : M2.5 x 13mm/ 0.1" x0.51" (D*L) Square Head Size : 2x 2mm/ 0.08" x 0.08" (L*W);Shank Diameter : 3mm/ 0.12" Total Length : 39mm / 1.54";Accuracy : H2 Color : Silver Tone;Material : HSS Net Weight : 18g;Package Content : 5 x Machine Tap