3M 7010512909 | 4-1/2" Width x 5-1/2" OAL x D Weight 40 Grit 346U Aluminum Oxide Paper Sheet

3M paper sheet 346U is constructed of aluminum oxide and comes in a range of grades and sizes to accommodate many different projects. The paper backing is durable for coarse sanding, yet flexible enough to be used on curved surfaces. Its cut-rate and durability make this an excellent choice for blending the joints of connecting pieces in wood- and metal-working.

Features:

• Tough aluminum oxide abrasive cuts fast and performs well on many surfaces
• Load resistant open-coat feature enables longer use before replacement
• Strong, D-weight paper backing supports aggressive sanding
• Sheets are conformable to various workpieces and usable by either hand or machine
• Sheets come in a number of sizes to accommodate various applications