This Hertel Straight Flute Tap is designed for precision threading applications with a 1-1/4-7 UNC thread specification. Featuring 4 flutes with a plug chamfer design, this tap delivers consistent and accurate thread formation. Constructed from high-quality high-speed steel with a bright/uncoated finish, it offers excellent durability and performance in various threading operations. The tap has a 3B class of fit for standard threading applications and measures 5-3/4 inches in overall length. Designed for right-hand threading with an H4 designation, this straight flute hand tap is ideal for professional machinists and industrial applications. The straight flute design helps with chip evacuation when tapping through-holes. This precision threading tool from Hertel is manufactured by MSC Industrial to meet demanding industrial standards and specifications.