Gold Testing Stone Benches & Accessories This Fretz® narrow collet hammer

This Fretz® narrow collet hammer is ideal for creating anticlastic shapes without thinning the metal when used with your Fretz M-104 or M-105 concave stake

This substantial

and punches are made of S7 shock-resistant tool steel through hardened to 55 HRC

The tapered head helps improve access in close

stainless steel

Gold Testing Stone Benches & Accessories This Fretz® narrow collet hammerUse this black stone to test the karat value of gold pieces. Rub the test needle and the test article on this touchstone, then apply the appropriate test solutions to determine the karat value. The stone, a surgical black Arkansas stone, is delivered in a stitched faux leather sleeve (4 1 4"L x 2 3 4"W x 1 2"D) that is ideal for protecting the stone when not is use.