LENOX Tools Snap-Back Arbor Extension, 12-inch, 1L / 2L / 3L (1852048). The snap-back quick-change lets you engage and disengage extension from hole saw quickly and easily with just one hand. No tools necessary. The patented jaw design holds bits securely on ball detent bits; no threads to strip. Magnets in the connector provide additional holding power. A carbon steel collar and shaft provide durability and extended tool life. Requires no adapter. The arbor threads directly into all hole saws. Works with 1/4-inch arbors and insert bits. Fits 1L, 2L, and 3L Standard Arbors and 2L Snap-Back arbors.

• Durability and extended life: carbon steel collar and shaft for durability and extended life
• One-handed release: snap-back quick change mechanism for quick and easy release
• Bit held securely in place: holds bits securely on ball detent bits (quick change)
• 1/4" extension works with 1/4" arbors and insert bits.
• Magnetic for additional holding power
• Patented jaw design holds bits securely on ball detent bits (quick change)