These edgers are the most commonly used sizes of edger we use in our shop. It is great for belts, wallets, photo albums and light tack. Typically we use the # 1 for 2-3oz wallet interiors and light leather, the #2 for most projects: belts, wallets, etc., and the #3 I use on my thicker headstalls and saddles. Our YouTube example: (Coming Soon)