The 267 two star fiberglass retractable and refillable scratch brush has a plastic handle. It can be used for fine deburring, polishing, rust removal, or cleaning and erasing in chemical etching processes. It is excellent for pre-solder and contact cleaning. The overall length is 4.75 and the brush is .13 diameter.Specs amp; FeaturesScratchApplication: Fine deburring, polishing, rust removal, or cleaning and erasing in chemical etching processes. It is excellent for pre-solder and contact cleaning, Quality: , Surface Resistivity : Insulative, Shape: Straight, Material: Plastic Handle wFiberglass Bristles, OAL: 4.75 (118.75mm), Body Width: .38 (9.5mm), Body Height: .38 (9.5mm), Tip Width: .13 (3.25mm)