Greenlee 1" Spade Bit with Wir...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$58.86
$8.86

Greenlee 1" Spade Bit with Wire Pulling Hole - Forged Heat Treated Construction

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Model: 33A-1
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In Stock (leaves warehouse same day if ordered before 3pm ET)

$58.86
$8.86
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Greenlee 1" Spade Bit with Wire Pulling Hole

Professional drilling solution with integrated wire pulling capability

The Greenlee 1" Spade Bit delivers professional-grade drilling performance with forged and heat treated construction for extended service life. Featuring a convenient hole in the top center for wire pulling applications, this versatile bit handles hardwood, softwood, plywood and drywall with reliable precision. The hexagonal shank design ensures secure grip in 1/4" or larger power drills.

Professional Features & Benefits

  • 1" Bit Diameter: Provides precise hole sizing for standard electrical and plumbing applications
  • Wire Pulling Hole: Integrated top center hole enables efficient wire routing and pulling operations
  • Forged & Heat Treated Construction: Delivers superior durability and extended tool life under demanding conditions
  • Hexagonal Shank: Ensures secure chuck grip and prevents slipping during high-torque drilling
  • Multi-Material Compatibility: Effectively bores through hardwood, softwood, plywood and drywall materials
  • 1/4" Shank Size: Compatible with standard power drills and most professional drilling equipment

Technical Specifications

  • Bit Diameter: 1.000 IN (25.400 MM)
  • Overall Length: 6-1/4 IN (158.800 MM)
  • Product Weight: 0.120 LB (54.400 GM)
  • Shank Size: 1/4 IN (6.400 MM)
  • Shank Type: Hexagonal

Installation & Operation

  1. Mount the bit securely in a 1/4" or larger power drill chuck, ensuring proper hexagonal shank engagement.
  2. Mark the drilling location and ensure adequate clearance for the 6-1/4" overall length during operation.
  3. Begin drilling at moderate speed, allowing the forged construction to penetrate the material effectively.
  4. Maintain steady pressure appropriate to the material type being drilled (hardwood, softwood, plywood, or drywall).
  5. Utilize the top center wire pulling hole as needed for routing applications during or after drilling.
  6. Clean the bit after use and store in a dry location to maintain the heat treated surface integrity.

Professional Applications

  • Electrical rough-in and wire routing projects
  • Plumbing installations requiring precise hole placement
  • General construction and remodeling work
  • Cabinet and furniture assembly applications
  • HVAC ductwork and utility installations
  • Professional contractor and maintenance operations

Why Choose Greenlee Quality?

Greenlee’s forged and heat treated construction ensures reliable performance across multiple material types, while the integrated wire pulling feature adds professional versatility. The hexagonal shank design and precise manufacturing deliver the consistent results professionals demand for efficient project completion.

Manufacturer Resources

Product Specs

Bit Diameter:
1.000 IN (25.400 MM)
Overall Length:
6-1/4 IN (158.800 MM)
Product Weight:
0.120 LB (54.400 GM)
Shank Size:
1/4 IN (6.400 MM)
Shank Type:
Hexagonal

Greenlee 33A-1 – Frequently Asked Questions

How fast can I get the Greenlee 33A-1 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 33A-1 come with a warranty?
Absolutely. The Greenlee 33A-1 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 33A-1?
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 33A-1 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.