Features . 7-3 4 in. Acid Scrub Brush.. 1 in. White Tampico Bristles Wood Block With Tapered Handle Hole.. Natural Fiber Acid Brushes For Scrubbing Masonry Other Surfaces.. Designed Especially For Use With Handle TV No. 770-875 Not Included.. Dimension - 8 L x 3 W x 3 H in.. Item Weight - 0.59 lbs.