The 335A three star short straight tip stainless steel micro probe has 1 mil tip. The overall length is 4.75". Product Categories: Small Hand Tools - Probes, Scribes, Dotting Pens Body Width x Body Height: n/a x n/a Tip Angle: Straight OAL: 4.75" (118.75mm) Weight: 0.4 Ounces Max per Carton: 12 Country of Origin: Pakistan