A knee type gun drilling machine is a type of machine tool that is used to drill deep holes in metal. It is a manually operated machine, but there are also CNC knee type gun drilling machines available.

The machine consists of a base, a column, a knee, and a table. The column supports the spindle, which is the part that holds the drill bit. The knee is a movable arm that supports the drill head. The table is where the workpiece is held.

To drill a hole, the operator moves the knee until the drill bit is over the desired location on the workpiece. The operator then lowers the drill bit and starts the machine. The machine will automatically feed the drill bit into the workpiece until the desired depth is reached.

Knee type gun drilling machines are typically used to drill holes in metal that are 1/2 inch to 2 inches in diameter and up to 12 inches deep. They are commonly used in the manufacturing of molds, dies, and other precision parts.

Here are some of the advantages of using a knee type gun drilling machine:

• They are relatively simple to operate.
• They are capable of drilling deep holes in metal.
• They are available in a variety of sizes and capacities.

Here are some of the disadvantages of using a knee type gun drilling machine:

• They are not as accurate as CNC machines.
• They can be slow for large production runs.
• They require more operator skill than CNC machines.

Overall, knee type gun drilling machines are a versatile and cost-effective way to drill deep holes in metal. They are a good choice for small and medium-sized businesses that need to drill precise holes in a variety of materials.