Big Blue BP-50 Riveter (Up to 1/4inall materials)• This one is loaded with pulling force at 3800lbs.• Big Blue sets rivets from 1/8 through 1/4 in all materials and is ideal for Monobolt/Magna-lok and other structural rivets.• More power and aforged aluminum cylindermeans long life. Big Blue is built to last and last. Great for high production applications.• Rivet tool comes with nose pieces including 1/8, 5/32, 3/16 and 1/4. Also included are wrenches for service and oil applicator.