Circle Cutting
Hob-O®

The DC HOB-O® lightweight hole borer is easily carried to the work, and is quickly centered on the workpiece. All that you need is a single center punch mark. Set the hole radius on the built-in scale, light the torch, start your cut and hit the switch to make smooth accurate holes in any position; virtually eliminating the need for grinding and touchup.
- Lightweight and portable, can be taken to the work piece
- Cuts holes from 1-8″ (25-200 mm) inside diameter
- Cuts holes from 14 1/2 – 48″ (368-1220 mm) outside diameter
- Easy setup
- Can cut and bevel holes with precision
- Made in USA
CB-1P

The CB-1P is designed for cutting beveled holes in lightwall pipe or vessels. This machine is supplied with an air plasma power source (specified by customer), torch and 50′ (15 m) leads. It will cut beveled holes in light wall pipe or vessels with wall thickness up to 5/16″ (7 mm).
- Plasma process
- Burning diameter of .5-12″ (13-305 mm) beveled holes
- Must be mounted on a carriage or manipulator
- Rise and fall cam 5″ (127 mm)
- Application type – thin wall, small diameter pipe
- Made in USA
CB-1PR

The CB-1PR is designed for cutting beveled holes in lightwall pipe or vessels with wall thickness up to 5/16″ (7 mm). An automatic rise and fall cam controls the torch position for saddle cut holes up to 2/3 of the work diameter. The cables and air hoses supplying the unit pass through slip rings and O-rings enabling the machine to operate continuously in either direction without cable or hose wrap up.
- Remote control
- Plasma process
- Burning diameter of .5-12″ (13-305 mm) beveled holes
- Made in USA
- Must be mounted on a carriage or manipulator
- Rise and fall cam 5″ (127 mm)
- Application type – thin wall, small diameter pipe
CB-2

The CB-2 is mounted on a special frame with a releasable permanent magnet base specially designed for use on vessels and large diameter pipe. The CB-2 includes variable speed rotation, 2-hose oxy-fuel machine torch, adjustable tip adapter, vertical and horizontal torch adjustment and rise and fall cam.
- Oxy-fuel process
- 1.5″-42″ (38-1067 mm) beveled holes
- 4″-48″ (102-1219 mm) square cut
- Made in USA
- Mounted by a manually operated magnet
- Rise and fall cam 0-7″ (0-178 mm)
- Application type – vessels, large diameter pipe
CB-3 / CB-3H

The CB-3 Circle Burner uses the oxy-fuel cutting process for single pass, square or beveled hole cuts. It is designed for use on vessels, large diameter pipe, domed heads and flat plate.
The CB-3H Circle Burner has the same features as the CB-3 and includes a hillside kit.
- Oxy-fuel process
- 1.5″-42″ (38-1067 mm) beveled holes
- 4″-48″ (102-1219 mm) square cut
- Adjustable vertical and horizontal torch positioning system
- Must be mounted to a carriage or manipulator
- Rise and fall cam 0-7″ (0-178 mm)
- Application type – domed heads, vessels, large
- Made in USA
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Call Us
(412) 331-1776
Our Address
280 Technology Drive
Canonsburg, PA 15317
Our Hours
Monday - Friday: 7:30am - 4:30pm ET
sales@bugo.com