The Boss Squaring System
Measure on the Fly
Convenient stick rule for quick and easy measurements. The proof is in the 2x4.
A Quick 45
Find desired degree cuts by pivoting the hammer at the claw anchor point.
Rafter cuts
Find desired common cuts by pivoting the hammer at the claw pivot point.
a quick 90
Patented head & handle design allows hammer to be used when squaring a 90° angle.

Typical Wall Framing
Anybody can frame a wall by utilizing the length and width of our B18 Hybrid Hammer.