Fiberglass Replacement Cleaning Electronic Applications Review

8 Piece scratch pen set: the scratch pen set includes 4 scratch brush pens in different material nibs, each brush comes with a replacement tip, meet the cleaning and sanding needs of various scenarios. How to use: twist the end of the sanding brush pen to reach the desired length of bristles and stiffness as needed; It is recommended to turn it out to a length of about 5mm to make it more handy to use. Multi-functional cleaning pen: the scratch brush pens can be applied in many applications, the pen style brush is good for tight places, electronic applications, removing rust and corrosion; The nylon and fiberglass brushes are soft and elastic, good to cleaning your jewelry, watch and coins. Size and material: each corrosion pen is 4.5 inch long; The 4 types of brush heads are made of steel wire, brass wire, fiber bristle and nylon bristle, the bristles are compact and serviceable. Insulated scratch pen: the corrosion cleaning pen is insulated, feel safe to cleaning your battery operated devices.