Century Drill Tool 95115 Fractional Tap 5/8x11 Nc Carbon Steel

Product Description

The CENTURY DRILL TOOL CO INC 95115 is a 5/8 inches x 11 National Coarse (NC) fractional tap made from carbon steel. It is designed for hand threading work across a variety of materials and produces a Class 2B thread fit. The straight flutes are ground to promote rapid chip removal, keeping the threading process efficient during routine maintenance and repair tasks. This tap is best suited for rethreading applications where high-accuracy tolerance is not the primary requirement. A 17/32 inches drill bit is required for proper hole preparation before tapping.

This tap is well suited for maintenance crews, general contractors, and trade professionals performing routine repair and rethreading work on ferrous and non-ferrous materials. It handles a wide range of hand threading scenarios where a standard Class 2B fit is acceptable. The 5/8 inches x 11 NC thread size is a common fractional standard found in structural, mechanical, and equipment fastening applications across residential and commercial jobsites.

Key Features

• 5/8 inches x 11 National Coarse thread form produces a Class 2B thread fit
• Carbon steel construction for general-purpose hand threading applications
• Straight flutes ground for rapid chip removal and efficient cutting action
• Ideal for rethreading where tight tolerance is not critical
• Requires a 17/32 inches drill bit for correct tap drill sizing
• Sold in a package quantity of 12 units

Compatibility

Designed for hand threading work in a variety of materials as an OEM-style fractional tap for 5/8 inches x 11 National Coarse thread applications.

Installation Notes

Use with a standard tap wrench; power tapping is not recommended for this hand-threading tap. Before tapping, drill the pilot hole with a 17/32 inches bit and ensure the workpiece is secured. Apply appropriate cutting fluid to extend tap life and reduce friction, especially in steel or cast iron. Follow safe tool-handling practices and wear appropriate eye protection during use.