Description The pen style cleaning brush is made of premium nylon material, practical for long lasting use. Turn the end hat to change length of bristles, easy to operate. The pen can also can finish, grind, polish, and sweep many surfaces, including metal clay pieces, wood, and more. Features - Color: Red. - Material: Nylon. - Size: About 11.30X1.10X1.10cm/4.44X0.43X0.43inch. - Turn the pen terminal to change length of sweeping pen, convenient to protect the brush. - Great for cleaning the board, automotive stain, watch polishing, watch chip, rings and other jewelry. - Fiber glass tip to fix paint scratches and battery terminals, not easy to deform and break. - Made of premium material, with fine craftsmanship, durable and practical. - Also can finish, grind, polish, and texture many surfaces, will not scratch the surfaces. Turn the pen terminal to change length of sweeping pen, convenient to protect the brush |Great for cleaning the board, automotive stain, watch polishing, watch chip, rings and other jewelry |Fiber glass tip to fix paint scratches and battery terminals, not easy to deform and break |Made of premium material, with fine craftsmanship, durable and practical |Also can finish, grind, polish, and texture many surfaces, will not scratch the surfaces