This Channeled Forming Block Is The Ideal Tool To Use When You Need To Bend Metal. Works With Sheet Metal, Pre-cut Metal Shapes, And Wire. You Will Get Professional Results Every Time. Each Size Has A Corresponding Size Hammer To Place On Top. Just Tap With A Mallet To Bend The Metal Into Perfect Shape.

* Measures 6 1/2 X 2 1/2 X 1 Inch Overall Size Of Block

* Six Different Size Channels On The Top Side, And One "v" Shape On The Bottom

* Sizes 2.5, 8.4, 11.3, 14.8, 21, And 24mm, Each Is 3" Long

* Corresponding Size Hammer Heads Designed To Bend Sheet Metal

A heavy duty set, made of solid steel for your jeweler's bench-unit weighs 5 pounds 2.8 ounces