For Grinding And Polishing On The Surface And Side Face, Use The Mixiflor 40 Product Features MOST COMMON SHANK SIZE: The 1/4 shank makes these abrasive wheels suitable to be used as sanding wheels for electric drills, cordless drills, die grinders. METALWORKING APPLICATIONS: The mounted flap sanding wheels are commonly used in metalworking as a grinding or deburring wheel to clean up welds and cuts in iron, stainless steel and metal alloys. Also used for removing layers of rust and paint on flat metal surfaces WOODWORKING APPLICATIONS: The stripping of old layers of paint when during resurfacing projects or sanding and finishing contoured wood surfaces. PREMIUM MATERIALS: High quality aluminum oxide coated abrasive cloth provides a solid and durable grinding power combined with high efficiency and long life to give you that premium performance that you need and expect from your tools. VARIETY OF WHEEL SIZES: Our 40 pack set includes 4 different sizes, 16, 20, 25, 30mm widths. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!