Dental Mirror #5, Simple Stem, 12/bx, D-MSS-05. Simple Stem Mirror #5, heads only, 12 pcs per box. Handles are available and can be be purchased separately. Made with quality Stainless Steel casing and German-made high quality glass mirror. A silicone seal between mirror and casing prevents water from entering during autoclave of instrument. No 5 mirror has 24 mm diameter mirror. Plane Surface mirrors.