Diamond Coated Twist Drills Set Wax & Tools More than 65 metalworking techniques

More than 65 metalworking techniques are clearly explained in this invaluable reference tool with over 500 illustrations

Diameter: 12 x 12mm

Used to hold rings with vise-like grip while polishing

Block measures 5-1/8x 2-1/2x 3/4and contains 27 hemispheric depressions

The first part of this dual topic tape gives you an overview of torch soldering

Diamond Coated Twist Drills Set Wax & Tools More than 65 metalworking techniquesWe have added a medium fine grit diamond coating to the tips ofhigh speed twist drills to drill stone, ceramic, glass and other hardnon metallic materials. The drills are made of superior high gradesteel. Available individually or in sets of twelve. Dr