Greenlee 1/4 IN High-Speed Ste...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$61.01
$11.01
Greenlee 39873 Pilot Drill

Greenlee 1/4 IN High-Speed Steel Pilot Drill Bit for Arbor Applications

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Model: 39873
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In Stock (leaves warehouse same day if ordered before 3pm ET)

$61.01
$11.01
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Greenlee 1/4 IN High-Speed Steel Pilot Drill Bit for Arbor Applications

Professional precision drilling for electrical and utility applications

The Greenlee 1/4 IN High-Speed Steel Pilot Drill Bit delivers reliable performance for professional electrical and utility work. Engineered with high-speed steel construction and precision 1/4 IN diameter, this pilot drill provides accurate hole starting for use with Greenlee Arbors #37154, #37155, #37156, and #37157. The 4-1/8 IN overall length ensures optimal reach and control for demanding applications.

Professional Features & Benefits

  • 1/4 IN Bit Diameter: Provides precise pilot hole sizing for consistent arbor compatibility and accurate drilling results.
  • High-Speed Steel Construction: Delivers superior durability and cutting performance for extended tool life in demanding applications.
  • 4-1/8 IN Overall Length: Offers optimal reach and control for professional drilling operations in various work environments.
  • Arbor Compatibility: Specifically designed for use with Greenlee Arbors #37154, #37155, #37156, and #37157 for complete system integration.
  • Lightweight Design: At 0.200 LB, provides excellent maneuverability without sacrificing strength or performance.
  • USA Manufacturing: Made in the United States ensuring consistent quality and reliable performance standards.

Technical Specifications

  • Bit Diameter: 1/4 IN
  • Country Of Origin: United States
  • Overall Length: 4-1/8 IN
  • Packaging Type: Point Of Purchase
  • Product Material: High-Speed Steel
  • Product Type: Pilot, Replacement
  • Product Weight: 0.200 LB (91.000 GM)

Installation & Operation

  1. Mount the pilot drill bit securely in the appropriate Greenlee arbor (#37154, #37155, #37156, or #37157).
  2. Connect the arbor assembly to compatible drilling equipment following manufacturer guidelines.
  3. Position the pilot drill at the desired drilling location with proper alignment and stability.
  4. Configure drilling speed and feed rate according to material specifications and application requirements.
  5. Test pilot hole accuracy and verify proper performance before proceeding with full drilling operation.
  6. Complete final inspection and maintain the drill bit according to professional tool care practices.

Professional Applications

  • Electrical contractor work and utility installations
  • Commercial and industrial drilling operations
  • Maintenance and repair applications
  • Professional tool replacement and service
  • Precision hole starting for arbor systems
  • Construction and infrastructure projects

Why Choose Greenlee Quality?

Greenlee delivers professional-grade tools engineered for reliability and performance. This high-speed steel pilot drill bit represents the quality and precision that professionals trust, manufactured in the United States to ensure consistent performance standards. The lightweight yet durable construction provides the perfect balance of maneuverability and strength for demanding applications.

Manufacturer Resources

Product Specs

Bit Diameter:
1/4 IN
Country Of Origin:
United States
Overall Length:
4-1/8 IN
Packaging Type:
Point Of Purchase
Product Material:
High-Speed Steel
Product Type:
Pilot, Replacement
Product Weight:
0.200 LB (91.000 GM)

Greenlee 39873 – Frequently Asked Questions

How fast can I get the Greenlee 39873 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Greenlee 39873 come with a warranty?
Absolutely. The Greenlee 39873 is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Greenlee 39873?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
Why buy the Greenlee 39873 from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support, and rewards on every order. Our team is always ready to help you choose the right product for your project.
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