The George Barnsley Feathering Knife is also known in shoemaking as a Feather Plough 
 
This leatherworking knife is a push knife with a bevel sharpened blade bordered by a fence
 
Specifically design for the cutting of feathers round the edge of the insole when shoemaking
 
It is available either Left or Right Handed and is finished with an American Black Walnut or a Polished Beech Handle