5pcs SAE Step Drill Bit Set HSS Cobalt Multiple Hole 50 Size TRI-FLAT Shank
USD 15.98 USD
The large bit has a 3-sided shank and small bits have hex shank to prevent slipping in drill chuck. 5X High Strength Steel Cobalt 50 Sizes Step Drill Bit Set w/ Aluminum Case. 3-sided (TRI-FLAT) shank will not slip in your drill's chuck.
Specifications
| Brand | Unbranded |
| Type | Step Drill Bit |
| Model | Cobalt coated |
| Material | Steel |
| Application | Drill |
| Suitable For | Drill |
The large bit has a 3-sided shank and small bits have hex shank to prevent slipping in drill chuck. 5X High Strength Steel Cobalt 50 Sizes Step Drill Bit Set w/ Aluminum Case. 3-sided (TRI-FLAT) shank will not slip in your drill's chuck.