HAND TAP CS - 18 MM X 1.5 MM - ALPS
https://www.toolsnsafety.com/shop/hand-tap-cs-18-mm-x-1-5-mm-alps-4272
https://www.toolsnsafety.com/web/image/product.template/4272/image_1920?unique=c7c0967
(0 review)
Carbon Steel Cut Thread Hand Taps Millimeters