Speedball Standard Pen Holders measures 6½" long, and fit all standard pen points, scratch knives, and lino cutters. (Not for quills or fines.) These penholders have a soft feel that offers better control and eliminates the need for a tight grip. Made of plastic with a durable double-coated finish that is resistant to pen cleaners. Hunt Crow quill No. 104 Pen Point Holder Holds Pen Points Nos. 100, 103, & 104. Designed to fit Speedball calligraphy nibs Does not come with nibs!