Hardened and tempered diamond blade with segmented rim for a faster cut. Simply removes mortar joints without causing damage to brick, block or masonry. Suitable for dry and wet cutting, with optimum results when used wet. Compatible with most angle grinders with a 22.23mm bore. Diameter: 115mm, Bore size: 22.23mm, Segment height: 8mm, Maximum speed: 13,300rpm , Kerf: 6.4mm, Blade construction: Sintered , Weight: 0.264kg