Set di punte da trapano svasate 5 pezzi, 82 gradi HSS punte da trapano per lavello per legno, met
Important: DO NOT USE these countersink drill bits for processing STAINLESS STEEL or IRON PLATES. Quick-Change Shank Design：Engineered for countersink drill bit sets, this 1/4" hex shank countersink drill bits quick-change shank in seconds.