Profile: Black Dog Propellers manufactures Prop Scan, which is an accurate propeller inspection system to accurately measure the pitch of propellers. We have adopted the ISO 484/2-1981 standard for measuring pitch. We are also dealers for propeller manufacturers and our other services include propeller corrections & sales. Our propellers include custom cast propellers and Teignbridge propellers for commercial, recreational & surface piercing applications. Our other propellers include 5-blade propellers and VeemStar-C a high performance series dedicated to the +30 knot sport fish market.