this wire brush set comprises 120 total wire brushes which include 40 pieces each of T shaped wire wheel brushes, pen shaped wire wheel brushes, and bowl shaped wire wheel brushes; This diverse and ample collection ensures you have the right brush for every need enhancing work efficiency and performance our wire wheel brush is sized precisely with its arbor fitting 2.35mm hand drills, drill presses, and rotary tools; This suitable sizing ensures meticulous polishing and cleaning even in constricted spaces, delivering a good performance every time serving multiple purposes, these steel wire wheel pen brushes are ideal for general cleaning and preparation of items made of stainless steel, silver, or other metals; They a thorough, finely detailed without any compromise on the safety of the surfaces this cup wire brush set exhibits durability and owing to its robust steel wire construction; Withstanding heavy duty usage, these brushes are designed to last; The classic black color exuding a professional and elegant look to maintain the aesthetics of your tool kit while our wire brush for a drill is designed with safety features, we still advise taking necessary precautions such as wearing goggles and other while using rotary tools for your safety in order to avoid events Colour:As Shown Material:Metal Package Contents: 1set x rotary tool accessories Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.