Big Gator Tools - STI-UNC V-TapGuide - Standard Screw Thread Insert - Coarse Thread - 9 Hole - STI-UNC100SNP

STI-UNC V-TapGuide - STI-UNC100SNP - The STI (Screw Thread Insert) V-TapGuide is sized for Standard Ground STI Hand Taps. Use them for thread repair jobs! Works great on flat surfaces round parts and angled edges. 10 Unified Coarse Thread sizes (9 holes): 9/16-12 1/2-13 7/16-14 3/8-16 5/6-18 1/4-20 12/24 10-24 8-32 6-32 inch. The v-groove design allows perpendicular alignment on round and cornered material. American Engineered & Made in the USA.