Irwin 49906 3/8" X 7-1/2" Dual Auger Wood Boring Bits

FEATURES

• Solid center design provides extra rigidity while boring
• Wide lands keep the bit straight as it bores through the hole
• Single-spur cutting edge scribes the circumference of the hole for a smoother finish
• Fast boring in hard and soft woods. Bits have a 4-1/2" twist length and a 7-1/2" overall length
• Full-length heat treatment guards against bending and strengthens the twist