P&H Bows PH1526 Fiberglass Violin Bow 1/4P & H Master Class Bows that you can re hair yourself with precision made hanks in horse hair to fit the complete range of bows. P & H (London) have probably made the most significant contribution to string Bow making for over 200 years since indeed Franoise Tourte, the finest of all bowmakers, created the modern bow. Taking the rules of Tourte and adding the latest technology and inventiveness, P & H have created the most advanced bow in the world.