WALTER PROTOTYP Spiral Point Tap, Thread Size M12x1.75, Metric Coarse, Overall Length 110.00 mm - 428U87|P20380-M12 - Grainger
BALAX Left Hand Thread Forming Tap M12x1.0 BD13 TiCN TA-20452 (6 Pack): Amazon.com: Tools & Home Improvement
1PC M12 HSS Tap Straight Flute Machine Screw Tap M12X1 M12X1.25 M12X1.5 M12X1.75 Right Hand Thread Metric Tap Drill Machine Tool|Tap & Die| - AliExpress
Drill America DWTSMT12X1 $25.83 m12x1 HSS Metric Hand Tap | Zoro.com
3 PIECE HSS TAP SET,M12X1.75 - RS Components Vietnam