High speed steel round saw blade - a mini circular saw blade. Repair damage to fiberglass laminate with foam core, wood, and CFRP. Ideal for long straight cuts. Do not use on metal thicker than 1/32" (22ga.). Maximum cutting depth is 1-1/4". Use depth stop FPT-2022 when you only want to cut through the top layer of a sandwiched material. Made in Germany.