Best prices on Oxy gas welding in Power Tools. Check out BizRate for great deals on Power Tools from Hobart, Campbell Hausfeld and Astro Pneumatic. Use BizRate's latest online shopping features to compare prices for Oxy gas welding. Read product specifications, calculate tax and shipping charges, sort your results, and buy Home & Garden with confidence. Easily narrow your search and find the product that's perfect for you: Campbell Hausfeld Oxy-Acetylene Kit WT4000 - Coxreels Spring-Driven Welding Hose Reel with Hose - 25ft., Model# P-W-125.