Set of 13 bi-metal saw drill bits.

- Material: HSS M3 bi-metal.
- Sizes: 19 mm (3/4'') / 22 mm (7/8'') / 29 mm (1-1/8'') / 35 mm (1-3/8'') / 38 mm (1-1/2'') / 44 mm (1-3/4'') / 51 mm (2'') / 57 mm (2-1/4'') / 64 mm (2-1/2'').
- 1 piece of mandrel: 3/8'' hex shank, Compatible size: 9/16'' ~ 1-3/16''.
- 1 piece of mandrel: 7/16'' hex shank, Compatible size: 1-1/4'' ~ 8-17/64''.
- 1 piece of mandrel adapter with 1/2-20 thread for core bits with 5/8-18 thread.
- 1 piece of pilot drill bit.
- 1 piece of hex key.
- Packed in a plastic box.