Felco 6003 Folding Miracle Saw Replacement Blade for F-600 Felco 6003 replacement blade for the FELCO F-600 folding miracle saw is easy to install The blade is 6 inches in length and is made of high quality steel The shape of the blade is thinner on the top and thicker on the bottom where the teeth are located This unique feature prevents clogging and binding, since the side of the blade never comes in contact with the wood It is suitable for cutting branches up to 4 inches in diameter. 1 blade per pack