For flexible finer line marking the dura ink 55 features a medium chisel tip to produce both fine and broad permanent marks this economical durable plastic barrel withstands tough industrial uses and is the alternative to the high cost metal barrels features benefitsmulti use chisel tip creates both fine and broad marks durable tip and barrel for use in industrial environments clip cap for convenient pocket storage and prevents rolling on the jobsite fast drying wear and water resistant formu