Greenlee 50371541 Replacement Arbor with High-Speed Steel Pilot Drill Bit, Hex Shank

Greenlee 50371541 Replacement Arbor with High-Speed Steel Pilot Drill Bit, Hex Shank

The Greenlee 50371541 is a replacement arbor equipped with a high-speed steel pilot drill bit, designed for use with hole-cutting tools that require a compatible arbor and pilot bit pairing. Featuring a hex shank with a 5/16 IN (7.900 MM) shank diameter and a minimum chuck size of 3/8 IN (9.500 MM), this arbor delivers dependable performance for electrical contractors and maintenance professionals replacing worn or damaged pilot drill components on their hole-cutting tools. The arbor measures 5.700 IN in length, 2.200 IN in width, and 2.000 IN in height, with a thread size of 5/8/17 for secure attachment to compatible cutting attachments. Manufactured in the US, the Greenlee 50371541 is packaged as a standard pack and is built to restore cutting accuracy and extend the service life of compatible hole-cutting tools used on daily jobsite tasks.

Key Features

• Hex Shank Design: 5/16 IN (7.900 MM) shank diameter for secure, slip-resistant chucking in compatible drive tools.
• Minimum Chuck Size: Requires a minimum chuck size of 3/8 IN (9.500 MM) for proper fit and operation with standard drill chucks.
• High-Speed Steel Pilot Drill Bit: Replacement pilot bit constructed from high-speed steel for durable, repeatable pilot hole starts even in tougher materials.
• Thread Size: 5/8/17 thread specification ensures proper mating with compatible hole-cutting attachments and arbor assemblies.
• Compact Dimensions: Measures 5.700 IN in length, 2.200 IN in width, and 2.000 IN in height for use in standard tool setups without added bulk.
• Standard Pack Packaging: Supplied as a standard pack for straightforward replacement part ordering and inventory management.
• US Manufactured: Produced in the United States, supporting consistent quality control on this replacement component.

Technical Specifications

• Country Of Origin: US
• Minimum Chuck Size: 3/8 IN (9.500 MM)
• Package: Standard Pack
• Product Height: 2.000 IN
• Product Length: 5.700 IN
• Product Material: High Speed Steel Pilot Drill Bit
• Product Type: Hex Shank
• Product Width: 2.200 IN
• Shank Diameter: 5/16 IN (7.900 MM)
• Thread Size: 5/8/17
• Volume: 25.08 CI

Typical Applications

• Replacement Component for Hole-Cutting Tool Systems
• Electrical Conduit and Panel Installation Work
• Maintenance and Repair of Existing Hole-Cutting Arbors
• Commercial and Industrial Electrical Installations
• Tool Refurbishment for Contractor Fleets

Why Greenlee?

Greenlee's 50371541 replacement arbor pairs a high-speed steel pilot drill bit with a hex shank designed to fit compatible chuck sizes of 3/8 IN or larger, giving electrical professionals a dependable way to restore worn hole-cutting tools without replacing the entire assembly. Manufactured in the US, this replacement part reflects Greenlee's focus on precise fit and durable materials for demanding jobsite use. Choosing genuine Greenlee replacement components helps maintain the accuracy and performance of your existing tool investment for years of continued service.