12 Piece Angle Block Set

• Made from hardened steel, precision ground
• 3" long X 1/4" thick
• Angular accuracy .0001" per inch + arc seconds
• Shop hardened protective molded case
• Simple, quick angle set-ups
• Complete set of 12 blocks: 1/4°,1/2°,1°,2°,3°,4°,5°,10°,15°,20°,25°,30°
• Avoid errors by eliminating calculations