HAND TAP CS - 1/4 INCH X 19 - BSP - ALPS
https://www.toolsnsafety.com/shop/hand-tap-cs-1-4-inch-x-19-bsp-alps-4246
https://www.toolsnsafety.com/web/image/product.template/4246/image_1920?unique=c7c0967
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Carbon Steel Cut Thread Hand Taps BSP