Titan Usa CS50046 Combo Drill Countersink No. 4 Hss

Product Description

The TITAN USA CS50046 is a combination drill and countersink designed for professionals who need to drill a pilot hole and countersink in a single operation. Built from high-speed steel with a bright, uncoated finish, it delivers reliable performance in ferrous and non-ferrous metals, wood, and plastics. The tool features a No. 4 trade size, a 5/16-inch body diameter, a 1/8-inch drill point diameter, a 118-degree drill point angle, and a 60-degree included countersink angle. At 6 inches overall length, it fits standard drill chucks and drill presses used in fabrication, HVAC sheet metal work, and general manufacturing.

This combo drill countersink is suited for trade and industrial applications where flush or countersunk fasteners are required. Common use cases include sheet metal fabrication, structural assembly, electrical enclosure work, and HVAC ductwork preparation. The right-hand cutting direction and double end type make it compatible with standard variable-speed drills and drill presses. It is sold individually and is appropriate for licensed tradespeople and skilled machinists working in shop or field environments.

Key Features

• Combination drill and countersink completes pilot hole and countersink in one pass
• High-speed steel construction provides durability across a range of materials
• Bright, uncoated finish for general-purpose use without surface treatment
• 118-degree drill point angle for efficient entry into metal and wood substrates
• 60-degree included angle suits standard flat-head fastener countersinking
• Double end type and right-hand cut direction for use with conventional drill equipment

Compatibility

Designed as a general-purpose replacement or service combo drill countersink for use in standard drill chucks accepting a 5/16-inch body diameter shank, compatible with drill presses and hand drills commonly used in metalworking and fabrication trades.

Installation Notes

Installation and use should be performed by qualified machinists or tradespeople familiar with rotating cutting tools. Always secure the workpiece before operation and wear appropriate eye protection. Ensure the drill or drill press is powered down and at a complete stop before changing or inspecting the tool. Follow applicable shop safety standards and manufacturer guidelines for speed and feed rates appropriate to the workpiece material.