CNC Countersinking Products & Countersink Tools
CNC Countersink Depth Stop Tool & Solid Carbide Countersink Tool Bits
2L inc. manufacturers a wide range of superior quality Countersinking Products and Tool Bits.
- CNC Countersink Depth Stop Tool:
- Provides precise countersink depth of cut in 0.001″ increments on uneven surfaces.
- Spring loaded design produces accurate countersinks by accommodating for uneven surfaces.
- Popular for use in CNC Machines, Robot Assembly Lines, and other automated equipment.
- Solid Carbide Countersinks with Single Flute.
- Solid Carbide Countersink Tools with Pilot.
We keep the majority of our Countersink Tool Bits, and CNC Countersink Depth Stop Tool in stock, and ready to ship!
If you do not see a Countersink Tool Bit you are looking for Contact Us or send us a Custom Tool Request

CNC Countersink Depth Stop Tool
- The CNC Countersink Depth Stop maintains precise countersink depth control on materials with uneven surfaces.
- Depth of cut can be precisely adjusted in 0.001” increments.
- Fits into a standard 1/2” Collet or End Mill Holder.
- Accommodates Countersink Tools with cutter diameters up to 7/8” (0.875”).
Countersinks with Pilot
- Solid Carbide Countersink with pilots designed for countersinking, chamfering or deburring.
- Countersinks with integrated pilot drills reduce chattering by allowing the pilot to closely fit into a predrilled hole.
Countersinks with Single Flute
- Single Flute Solid Carbide Tool for countersinking, chamfering or deburring.
- Solid carbide shank ensures maximum rigidity to reduce chatter.
Collets, Springs and Accessories
- For use with the CNC Countersink Depth Stop Tool.