The Bahco 3927-115IM-P60 grinding wheel is a high performance flap disc designed to provide long life and superior grinding performance for a variety of uses. It has a Ø (diameter) of 115mm, Øhole of 22.23mm and granularity of 60. The wheel is made of abrasive cloth reinforced with a fiber backing, making it the ideal choice for smoothing, blending, deburring, and finishing a variety of materials, including ferrous materials, wrought aluminum, stainless steel, and other alloys. It is a great choice for a wide variety of industrial applications.