Irwin 318015 Jobber Length Drill Bit Set 15 Pc Hss

Product Description

The IRWIN 318015 is a 15-piece jobber length drill bit set built from high-speed steel with a gold oxide finish. The set covers a size range from 0.0625 inches (1/16 inch) to 0.375 inches (3/8 inch) and is designed for metalworking and multipurpose drilling applications. Each bit features a straight shank and IRWIN's Turbomax point geometry, which is engineered to reduce walking on entry and improve cutting speed through metal, wood, and plastic. This set is part of the IRWIN Series 3180 line and is a standard choice for HVAC technicians, electricians, plumbers, and general trade professionals who need a reliable everyday drill bit assortment.

This set is suited for residential and light commercial trade work where a compact, organized assortment of common fractional sizes is needed. Typical applications include drilling pilot holes for fasteners, clearance holes for conduit and piping penetrations, and sheet metal work. The included storage case keeps bits organized on the job. The right-hand cutting direction is standard for all common drill press and handheld driver applications encountered in trade service work.

Key Features

• 15-piece fractional set ranging from 0.0625 inches to 0.375 inches
• High-speed steel construction for durability across metal, wood, and plastic
• Gold oxide finish reduces friction and heat buildup during cutting
• Turbomax point geometry minimizes bit walking on entry
• Straight shank compatible with standard 3-jaw chucks and quick-change adapters
• Includes storage case for job-site organization

Compatibility

Designed as a standard fractional inch drill bit set for use with any 3-jaw keyed or keyless chuck accepting straight-shank bits up to 3/8 inch capacity.

Installation Notes

Secure the bit firmly in the chuck before drilling and verify the chuck key is removed before powering the drill. Use appropriate cutting fluid when drilling through ferrous metals to extend bit life and reduce heat. Wear eye protection per ANSI Z87.1 standards when operating. Inspect bits for chipping or dullness before each use and replace any bit that shows damage to avoid workpiece gouging or bit breakage.