The Serial Number is located on the Rear Crossbar SERIAL NUMBER: NOTE: For your (1) one year warranty to be effective complete the warranty card (including the Serial Number) and mail it in as soon as possible. INTRODUCTION and TABLE OF CONTENTS INTRODUCTION: We at MK Diamond want to congratulate you on selecting the MK CX-3 Concrete Saw. We are certain that you will be pleased with your purchase. MK Diamond takes pride in producing the finest products in the industry. Operated correctly, your M