OSG Threading Tap - NPT Spiral Flute HSS-E - Steam Oxide Coated - Blind Hole - 1/4 x 18 FLH delivering predictable cutting behavior and

delivering predictable cutting behavior and reliable results on common components

and the bottom lead finishes the full-depth thread where required

It finishes holes to ISO H5 tolerance on a 15

Using this insert helps streamline operations

Whether you’re finishing a component in automotive

OSG Threading Tap - NPT Spiral Flute HSS-E - Steam Oxide Coated - Blind Hole - 1/4 x 18 FLH delivering predictable cutting behavior andAchieve precision in blind hole threading with the OSG 1 4 18 NPT Spiral Flute Threading Tap. Designed for workshop professionals and metalworkers who demand reliable, accurate pipe thread connections, this tap combines toughness, heat resistance, and efficient chip evacuation for demanding tasks. Material: HSS E (high speed steel with cobalt) for enhanced hardness and heat tolerance during extended use. Coating: Steam Oxide finish that reduces