- Sine bar style of auxiliary plate. - It is made of tool steel, hardened and precision ground. - Accurate angle setting is made by gauge blocks, max. 45°. - 930-626 Work piece can be fixed on plate surface by tap holes and stoppers on side. - 930-628 and 930-629 can set the angle at two directions which go straight angularly. - 930-629 Permanently magnet chuck is adapted.