Amazon.com: Acdeyaca Metric Hand Tap and Die Set, M12 x 1.5 Thread Tap and Round Die, 2 Right Hand Straight Taps & 1 Die (M12X1.5) : Industrial & Scientific
2pcs Metric Left Hand Tap And Die Set M12 M12x1.75 M12x1 Machine Lh Fine Screw Straight Flute Taps Round Dies M12x1.5 M12x1.25 - Tap & Die - AliExpress
M12x1.25 Threaded Inserts, M14x1.25 Tap Professional For 14mmx1.25mm Spark Plugs - Walmart.com
M12 X 1.25 Tap and Die Set Right Hand, M12X1.25 Machine Tap and Round Die | eBay
Greenfield Threading Spiral Point Tap,M12x1.5,HSS 313576, 1 - Kroger