Key Knife’s newest chipping system for whole log and waste-wood disc chippers utilizes the latest in indexable knife technology.  If you are looking for a dependable and economical chipper system to improve chip quality and increase production, then BCS is the solution. BCS Advantages Maximize Chip Quality Increase Production Reduce Operating Costs Safety BCS Chipper System Features  PDF brochure download   Adobe Reader is required to view PDF files. You may download a free copy of it from the Adobe Reader website if you do not have it.