All-in-One 4-10mm 3 Sets: 5pc HSS Steel+5pc Masonry+5pc Woodworking Drill Bits

5pc Masonry drill bits: 4-5-6-8-10mm. 5pc HSS steel drill bits: 4-5-6-8-10mm. 5pc Woodworking drill bits: 4-5-6-8-10mm. 15pc Combined quality Drill Bits for all purpose uses. With removable storage and kept in two high quality solid plastic box.