MK Diamond 156726 MK303 Wet Cutting Lapidary Diamond Blade, 12-Inch 12 by .065 by 1 inch - Continuous Rim Lapidary blade Professional grade diamond blade Designed for cutting rare and valuable materials Produces smoother cuts, lasts longer and cuts faster than notched rim or plated diamond blades Wet cutting lapidary blade specifically designed for cutting rare and valuable materials Very thin width of continuous rim blade designed to hold waste to a minimum Speed of cut is essential for protecting valuable material from damage Professional series diamond blades last longer and cut faster than ordinary notched rim or plated diamond blades MK Diamond has worldwide reputation for superior cutting speed, maximum performance and exceptional blade life