Spur Gear Hobs   Machine relieved & ground form Gear Hobs are manufactured in ‘A’,’B’,’C’ classes to cover the range from 1.0 to 40 module & 30 DP to 0.8 DP conforming to DIN 3968 & BS 2062 Standards.     Chain Sprocket Hobs   Chain Sprocket Hobs are usually supplied in un ground form to cut roller chain sprockets to DIN, American standards with the range from ¼” to 3” pitch or 5 mm to 75 mm pitch. Multi start sprocket hobs are also manufactured.     Worm Wheel Hobs   Worm Wheel Hobs are supplied in bore & shank type, single & multi start in ground form and machine relieved profiles.     Spline Hobs   Spline Hobs for straight sided involute & serrations are generally manufactured in machine relieved form.     Serration Hobs   Serration Hobs are supplied in machine relieved form to cut straight serrations of standard as well as special serrations as per drawings and specification.