Columbia 8" Throttle BoxThe 7" Throttle Box is another great product of ours that offers years of great performance. All billet construction with a threaded stainless steel ball, this Corner Box looks and operates seamlessly. All our Corner Boxes now come standard with automatic capabilities, making pushing the box at least 50% easier than standard boxes. Available in 7" and 8" sizes New spring tension allows for 50% easier push Hand made from U. S. billet aluminum and steel

and stainless runners keep them finishing over countless angles

The rubber grip provides optimal comfort

This ensures that you never slip or loose your grip when adjusting your position

Ideal for the initial coating of paper tape after corner rolling

These premium quality tools utilize four blades to finish angles professionally with the correct

Quick release clip

will change what the industry expects from a professional grade Smoothing Blade

The one-piece aluminum chassis is powder-coat finished to make the Roller easy to clean

Ideal for the initial coating of paper tape after rolling

New and improved locking mechanism

trouble-free use

Can be used with the CB007 as a flusher/angle head handle as well