Amazon.com: HSS Machine Right Hand Tap Drill M2-M12 Straight Flute Metric Thread Tap TiN Coating Spiral Point Thread Plug Handle Tool (Color : 1pc M10x1.5) : Industrial & Scientific
Amazon.com: uxcell Machine Tap 3/16-24 UNF Thread Pitch 2B 3 Flutes High Speed Steel : Industrial & Scientific
Amazon.com: uxcell M3 x 0.5 Spiral Point Threading Tap, H2 Tolerance High Speed Steel Uncoated, Round Shank with Square End, DIN371/376 : Industrial & Scientific