Precision Twist Drill 018021 Hss Jobber Drill Bit

Product Description

The PRECISION TWIST DRILL 018021 is a high-speed steel (HSS) jobber length drill bit from the R18 series, designed for drilling into hard surfaces. Jobber length bits offer a balanced combination of reach and rigidity, making them a reliable choice for general-purpose drilling in metalworking, fabrication, and maintenance applications. Weighing 0.15 pounds, this bit is sold as a single unit and is suited for use in hand drills, drill presses, and CNC equipment where consistent, accurate hole placement is required.

This drill bit is intended for use on hard materials where a high-speed steel cutting edge is appropriate. It fits into standard jobber-length applications across metal fabrication shops, maintenance and repair operations, and light industrial settings. The R18 series is a well-established line of HSS drills used by machinists, pipefitters, electricians, and general tradespeople who need dependable performance on ferrous and non-ferrous metals.

Key Features

• High-speed steel (HSS) construction suitable for drilling hard surfaces
• Jobber length geometry balances reach and rigidity for general-purpose use
• Part of the R18 series, a proven HSS drill line
• Compatible with standard drill chucks on hand drills, drill presses, and CNC equipment
• Sold individually (minimum order quantity: 1)

Compatibility

Designed as a standard jobber length HSS drill bit suitable for use in any drill press, hand drill, or machining center equipped with a compatible chuck size for Series 21 bits.

Installation Notes

Installation is performed by machinists, fabricators, or qualified tradespeople using standard drill equipment. Ensure the drill chuck is fully tightened and the workpiece is securely clamped before operation. Always wear appropriate eye protection and follow applicable shop safety procedures when drilling into hard materials. Use cutting fluid where appropriate to extend bit life and improve hole quality.

Technical Specifications

• Series: R18 HSS Jobber Length
• Material: High-Speed Steel (HSS)
• Weight: 0.15 pounds
• Unit of Measure: Pack
• Minimum Order Quantity: 1
• UPC: 086071180216

Standard Information

• Brand: PRECISION TWIST DRILL
• Manufacturer Part Number: 018021