Slip Roll, Max. Forming Width (In.) 24, Max. Capacity 20 Ga., Dia. of Rolls (In.) 1-1/2, Min. Radius (In.) 3/4, Ground And Polished Steel Rolls With Wire Grooves, Large Roll-adjusting Screws Accommodate Wide Range Of Sheet Metal Gauges., Form Cylinders, Reverse Curves And Radius Bends Of Sheet Metal, Designed For Bench Or Table Mounting With Front-mounted Handle For Easy Placement And Release Of Workpiece. RestrictionsCalifornia Proposition 65 Warning: This product contains a chemical known to the State of California to cause cancer. Warning: This product contains a chemical known to the State of California to cause birth defects or other reproductive harm. Slip RollsUse to form sheet metal into cylinders, reverse curves, and radius bends. Bench or table mount. Front-mounted handle. Adjustable screws accommodate a range of sheet metal gauges.