Welded blade stabilizer is manufactured with a body of alloy steel with steel wear bars welded to the body and covered with hard metal or tungsten carbide inserts. This stabilizer can have straight or spiral ribs and is effective in soft to medium formations, which are either wet or dry. They are longwearing, low-cost tools and designed to give optimum wear performance in most formation. They are available with 360-degree coverage spiral blades or a straight-blade configuration.