Moroso Engine Brush Kit - 61820

It's important to have a clean block - especially in critical hard-to-get-at areas of the oiling system Each brush is designed for a specific purpose; there are two each of the oil gallery brushes since they get the most wear Can also be used on crankshaft oil holes, cylinder heads, etc; bristles are made of nylon which cleans as well as wire but does not scratch Set of 12 brushes INCLUDES TWO OF EACH: 1/4" diameter, 2" long brush, 10" handle 5/16" diameter, 2-1/2" long brush, 12" handle 3/8" diameter, 2-1/2" long brush, 12" handle INCLUDES ONE OF EACH: 1/2" diameter, 2-1/2" long brush, 34" handle 5/8" diameter, 3" long brush, 34" handle 3/4" diameter, 3" long brush, 34" handle 7/8" diameter, 3" long brush, 12" handle 1-1/4" diameter, 4" long brush, 12" handle 5" diameter, 7" long brush, 18" handle