Best KD303 7K / 9K Thru Bolt Jig is an essential tool for professionals seeking precision and reliability in lock installation. Designed specifically for aligning 5/16" holes for the through bolt mounting of Best 9K Series cylindrical locksets, this jig ensures that your installations are both secure and efficient. Crafted from high-quality steel and built to tight tolerances, it enhances the integrity of the lock system, providing a superior level of mechanical security that building professionals can trust. The KD303 Thru Bolt Jig comes complete with all necessary parts and fasteners, making it a convenient choice for contractors and DIY enthusiasts alike. With over 90 years of experience, Best is renowned for its durable and versatile locking solutions, and this jig embodies that legacy of craftsmanship and performance. Additionally, the product includes a limited 1-year mechanical and finish warranty, further assuring users of its quality and reliability. Whether you're working on a commercial project or a residential application, the Best KD303 Thru Bolt Jig is an invaluable addition to your toolkit, streamlining the installation process and enhancing the overall security of your locking systems.

7K / 9K Thru Bolt Jig

As one of America's favorite hardware brands, BEST® has represented tough, versatile, high-quality locks for more than 90 years. BEST high-quality access solutions feature interchangeable cores and masterkey systems. Known for its American craftsmanship and proven performance, BEST solutions and components form the pinnacle of today's toughest mechanical security solutions. Our unparalleled quality and engineering make us a top choice of distributors and customers worldwide.

• Through Bolt Drill Jig
• Aids In Aligning 5/16" Holes For Through Bolt Mounting Of Best 9K Series Cylindrical Locksets
• Limited 3 Year Mechanical And Finish Warranty
• Limited 1 Year Mechanical and Finish Warranty
• Built To Tight Tolerances, To Provide The Highest Level Of Mechanical Security And Enhance The Integrity Of The Lock
• Includes Parts and Fasteners

Features

• Special accessory jig aids in aligning 5/16" holes for through-bolt mounting. Install latch first, then insert jig in 2-1/8" bored hole, align with door edge and drill with 5/16" drill bit. A KD303 drill jig is included in every 9 locksets ordered. Additional jigs are available upon request.

Resources

• 2018 BEST Parts Price Book
• 2019 BEST Price Book
• Key Combinator Service Manual
• Key Combinator Service Manual
• Service Equipment - D Series
• Service Equipment - D Series Catalog