360 degree swivel: All-angle ball joint holds mirror head tightly at any angle Application: This inspection mirror is ideal for toolmakers, machinists, inspectors and mechanics Size: S: Mirror diameter: 30mm(0.12in), handle length: Unstretched length: 190mm(6.54in), stretched length: 610mm(19.06in); Retractable: The telescoping designed inspection mirror is convenient to use and store Material: Made of carbon steel material, good quality and durable