Product Details
The 3M™ Diamond Lapping Film 661X measures 4 inches by 150 feet with a 3-inch core and features 30-micron diamond grit. It consists of precisely graded diamond particles coated on a polyester film, delivering a consistent and repeatable finish on extremely hard materials. Available in several grades ranging from 0.10 to 30.0 microns, this product is suitable for applications such as flat lapping and superfinishing. It is commonly used in industries including electronics. The product includes the diamond lapping film itself and complies with industry standards related to quality and performance. Warranty terms apply as specified by 3M.
