1" to 16" Steel Bonnet combines features like fine finish, dimensional accuracy and high tolerance capacity. The Bonnet is made using CF8M grade steel to ensure optimum performance for longer period of time. The Steel Bonnet is offered in a perforated design and in a size range varying from 1" to 16". 1" to 16" Steel Bonnet is durable and can be availed in varied range of specifications to cater to industrial requirement.