Specification Brand : Aexit BulletPoint1 : Product Name : Anti Static Brush;Type : M Size BulletPoint2 : Brush Size : 5.8 x 1.7 x 1cm /2.3" x 0.67" x 0.4"(L * W * T);Total Size : 17.5 x 4 x 1.4cm/7" x 1.6" x 0.55"(L * W * H) BulletPoint3 : Hanger Hole Dia : 4mm/0.16";Material : Plastic, Conductive Fibers BulletPoint4 : Color : Black;Weight : 130g BulletPoint5 : Package Content : 5 Pcs x Anti Static Brush ItemName : Aexit Black Good performance Audio Cables Handle PCB ESD Anti Static debris Cleaning Brush 7" Fiber Optic Cables 5 Pcs ItemTypeKeyword : science-lab-antistatic-brushes Manufacturer : Aexit Material : Other ModelNumber : modle PartNumber : f190413ae013340 ProductDescription : Black plastic handles are able to remove charges to ground. Removes dirt on PCB or other sensitive components, and discharges the static electricity to the ground. Allow for a complete and safe cleaning of ESD sensitive components without generating any harmful static charges.