Challenge Drill bit 2-1/2" With 5/16" hole SKU: GGDBA5-16L $42.92 Volume discounts availablePlease email us at CustomerService@onlineskyline.com with the product SKU, quantity, and ship-to zip code. Quantity discounts available QuantityPrice Qty: -+ Add to Cart DetailsDetailsChallenge Drill bit 2-1/2" With 5/16" hole
