Gold Slot Shank Set Punch Bit Hexagonal Step Straight 3-12/4-12/4-20 Plated Bit Center Drill Position Tower Drill Titanium Tool Gold Slot Shank Set Punch Bit Hexagonal Step Straight 3-12/4-12/4-20 Plated Bit Center Drill Position Tower Drill Titanium Tool Gold Slot Shank Set Punch Bit Hexagonal Step Straight 3-12/4-12/4-20 Plated Bit Center Drill Position Tower Drill Titanium Tool Gold Slot Shank Set Punch Bit Hexagonal Step Straight 3-12/4-12/4-20 Plated Bit Center Drill Position Tower Drill Titanium Tool Gold Slot Shank Set Punch Bit Hexagonal Step Straight 3-12/4-12/4-20 Plated Bit Center Drill Position Tower Drill Titanium Tool Gold Slot Shank Set Punch Bit Hexagonal Step Straight 3-12/4-12/4-20 Plated Bit Center Drill Position Tower Drill Titanium Tool Gold Slot Shank Set Punch Bit Hexagonal Step Straight 3-12/4-12/4-20 Plated Bit Center Drill Position Tower Drill Titanium Tool Gold Slot Shank Set Punch Bit Hexagonal Step Straight 3-12/4-12/4-20 Plated Bit Center Drill Position Tower Drill Titanium Tool