Step drill bit set

5 pieces Step drill bit set
Material: HSS 4341

Includes:
1 piece 4 – 12 mm, 1 mm/step, Shank: 1/4″ hex shank
1 piece 4 – 12 mm, 2 mm/step, Shank: 1/4″ hex shank
1 piece 6 – 18 mm, 2 mm/step, Shank: 1/4″ hex shank
1 piece 4 – 22 mm, 2 mm/step, Shank: 1/4″ hex shank
1 piece 6 – 35 mm, Size: 6 – 8 – 10 – 13 – 16 – 19 – 21 – 23 – 26 – 29 – 31 – 33 – 35 mm, Shank: 5/16″ hex shank

Packed by plastic box