Lenox 3084818X Hole Saw Extension, 1/2 in Shank

Highlights:

• Length : 18 in
• Material : Carbon Steel
• Shank Size : 1/2 in
• Shank Type : Hex
• Suitable for : 1/2 in and Larger Chucks 2L Snap-Back Arbor and 1L 2L 3L Solid Hex Arbors
• Hardened carbon steel for strength
• Start on contact - split point design for faster penetration and less walking