Dophee 1Pc Beekeeping Bee Comb Honey Uncapping Roller w/ Needles Beekeeper Uncap Frame Tool This uncapping roller with needles can be used to extract honeycombs and loosen small amounts of heather honey. Roller Diameter: approx. 3.5cm / 1.37inch. Needle length: approx. 0.9cm / 0.35inch Roller Width: approx. 9.9cm / 3.89inch. Wood Handle length:approx.13.5cm / 5.3inch Total length:approx. 29.5cm / 11.6inch Note:Size for manual measurement, there may be a 1-3mm error, belongs to the normal phenomenon