IIVVERR HSS Straight Threaded 3 Flute M3 3mm Taper and Metric Tap 2 Pcs (HSS Straight Threaded 3 Flute M3 3mm Taper Metric Tap 2 Pcs - - Amazon.com
20 Pcs 3mm Small End Diameter 40mm Length GB117 Carbon Steel Taper Pin | eBay
Aexit 5 Pcs 50mm Long M3 3mm x 1.4mm Taper Metric Tap 1.4mm Pitch (21fb7ad25249549fab517e039e4be6e9) - - Amazon.com
Amazon.com: Painful Pleasures Threaded Taper for Ears, Piercing and Stretching Kit For Navel, Nose, and Other Areas, Medical Grade Stainless Steel, 1 Inch Long, 3mm at Thickest Point, 8g with 2mm Threading :
Uxcell 3mm Taper Shank Hollow Bit Tool Paper Punch Drill for Hole Puncher 2 Pack - Walmart.com
metal taper hole reamer (for 3mm-12mm dia. holes), high carbon steel. Made in Japan(1pcs) - Walmart.com