Perfect Tools is the leading manufacturer and supplier of “Framing Bits – 290” from Ahmedabad, India. Technical Specification [ Bearing Size: D-13 x B-5 x Thick-4 ] Code No.Wood Size (mm)Dia (mm)Shank (mm)Price 29012x12398769 29115x15458923 29219x195381077 29322x225981231