Query: 11mm left hand tap
M11 x 1.5 x 130mm Reduced Long Shank Right Hand Thread Tap
11 mm x 1.0 LEFT HAND Plug Tap - High Speed Steel
Century Drill & Tool 97330 High Carbon Steel Metric Plug Tap, 11.0 x 1.25
Drill America - DWTG1/4-20LH 1/4"-20 High Speed Steel Left Hand Spiral Point 2 Flute Tap, DWT Series