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4L ARBOR FOR9L-19L 3-SIDED - Lenox

Part #: 1779803

The Lenox 1779803 4L Arbor is a professional-grade accessory designed for secure and efficient hole saw operation in demanding applications. Crafted for durability and consistent performance, this arbor ensures a reliable connection between your power drill and hole saw, facilitating precise cuts through various materials. It is an essential component for technicians and mechanics requiring steadfast tool performance.

Key Features

  • Robust Construction: Manufactured from hardened carbon steel, this arbor delivers exceptional strength and long-lasting durability, standing up to rigorous professional use.
  • Broad Compatibility: Engineered to fit Lenox 9L to 19L hole saws, encompassing diameters from 9/16" to 1-3/16", it also accommodates most compatible brands, offering versatile utility.
  • Secure Grip: The 3-sided shank provides a firm, non-slip hold in 1/4" and larger drill chucks, preventing slippage during operation and enhancing user control.
  • Efficient Piloting: Featuring a split point pilot drill, the arbor enables faster penetration and minimizes "walking" or bit wandering upon initial contact, leading to cleaner and more accurate starts.
  • Replaceable Pilot Bit: The included pilot bit is easily adjustable and replaceable using a hex key and set screw, ensuring continuous functionality and extending the arbor's service life.

Applications

The Lenox 1779803 4L Arbor is ideal for professional technicians and mechanics working across various trades. It excels in tasks requiring the creation of clean, precise holes in materials such as wood and metal. Common use cases include electrical installations, plumbing modifications, automotive repair, and general fabrication where reliable hole cutting is critical. This arbor provides the stability needed for consistent results in construction, maintenance, and repair environments.

Only 2 left in stock - order soon

$14.99

Free shipping on orders over $250
Lower 48 states and DC. Excludes freight and oversize items.
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This product was added to our catalog on Wednesday 03 June, 2026.