Rovtop 3-piece spiral groove step drill set
✔ High quality.
✔ Hex shank prevents slipping in the drill chuck.
✔ Made of high speed steel to reduce friction and heat.
✔ 3 pieces HSS spiral groove step drill set, a quality tool for all working sizes.
✔ Suitable for cutting holes in different materials such as thin iron sheets, aluminium sheets, fine metals, wood, plastics, PVC (thickness ≤ 4 mm) etc.
Product size:
1 x 7 cm long, diameter (mm): 4-12 (4, 5, 6, 7, 8, 9, 10, 11, 12)
1 x 7 cm long, diameter (mm): 4-20 (4,6,8,10,12,14,16,18,20)
1 x 10 cm long, diameter (mm): 4-32 (4,6,8,10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32)