Back Home / Cutting Tools / Alpha Tools / PROBIT STEP DRILL BIT SET, 6 PC, TiN COATED W/ CASE PROBIT STEP DRILL BIT SET, 6 PC, TiN COATED W/ CASE SKU: PBSDB6S Categories: Alpha Tools, Cutting Tools Titanium Nitride coating increases tool life Drill up to 13 different hole sizes with one bit Self-starting tip for easier drilling Balanced double flute design eliminates chatter and vibration 6 piece set Case included Case Quantity: 1 Log In For Pricing