Retractable and refillable plastic handle supplied with a Fiberglass, Nylon, Brass or Steel insert. Can be used for fine deburring, polishing, rust removaal, or cleaning and erasing in chemical etching process. Excellent for pre-solder and contact cleaning. Over all length is 4-3/4" and 3/8" Outside diameter. Brush inserts are 1/8" diameter. Made in Germany.