Central Machinery Band Saw: Model Identification, Setup, and Common Repairs

You bought a Central Machinery band saw at Harbor Freight on sale for 40 percent off. It is your first band saw and you are not sure how to set it up or what blade to buy. The manual that came with it is thin and not very helpful. You need a guide that covers the basics of setup, blade selection, and common issues.

Central Machinery is a Harbor Freight house brand. Their band saws are inexpensive, imported, and aimed at the budget-conscious hobbyist or light-duty user. They are not precision tools, but with proper setup and expectations, they can produce acceptable results for light work.

Model Identification

Central Machinery sells several band saw models. The most common are:

9-Inch Benchtop Band Saw (SKU 97009): A 9-inch woodworking band saw with a 1/3 HP motor. Uses a 59-1/2 inch blade. The most common Central Machinery band saw.

12-Inch Band Saw: A 12-inch woodworking band saw with a 3/4 HP motor. Uses an 80-inch blade. Larger and more capable than the 9-inch.

14-Inch Band Saw: A 14-inch woodworking band saw with a 1 HP motor. Uses a 93-1/2 inch blade. The largest Central Machinery wood band saw.

4x6 Horizontal/Vertical Metal Cutting Band Saw (SKU 94462): A combination horizontal and vertical metal cutting saw. Uses a 64-1/2 inch blade. Very popular for the price.

5x8 Horizontal Metal Cutting Band Saw: A larger horizontal metal saw. Uses a 68-1/2 inch blade.

To identify your saw, look for the model number on the label on the motor housing or the frame. The SKU number is on the Harbor Freight receipt or website.

9-Inch Benchtop Specifications

• Throat capacity: 9 inches
• Cut capacity: 3-1/2 inches thick
• Blade length: 59-1/2 inches
• Blade width: 1/8 to 3/8 inch
• Motor: 1/3 HP, 120V
• Table size: 11-3/4 x 11-3/4 inches, aluminum
• Table tilt: 0 to 45 degrees
• Weight: Approximately 40 pounds
• Blade speed: Single speed, approximately 2500 SFPM

4x6 Horizontal/Vertical Specifications

• Cut capacity: 4-1/2 x 6 inches (horizontal), 4-1/2 inches (vertical)
• Blade length: 64-1/2 inches
• Blade width: 1/2 to 3/4 inch
• Motor: 1/2 HP, 120V
• Blade speed: 80, 120, 200 SFPM (three speed)
• Weight: Approximately 120 pounds
• Coolant: Included
• Vise: Adjustable, swivels 0 to 45 degrees

Blade Selection

For the 9-Inch Wood Saw

The 59-1/2 inch blade is the same length used by the Ryobi 9-inch and many other 9-inch benchtop saws. Blades are widely available.

1/8 inch, 14 TPI: Tight curves and scroll work. 1/4 inch, 6 TPI: General purpose. Handles 3/4 to 2 inch stock. 3/8 inch, 4 TPI: The best all-around width. Straight cuts and gentle curves.

Carbon steel blades are fine for this saw. The 1/3 HP motor does not have the power to take advantage of bi-metal blades.

For the 4x6 Metal Saw

The 64-1/2 inch blade is shared with many 4x6 horizontal saws from different brands. Bi-metal blades are recommended.

10/14 TPI variable pitch bi-metal: General purpose. Handles most mild steel. 14 TPI bi-metal: Thin wall tubing and thin bar stock. 6/10 TPI variable pitch bi-metal: Thick solid bar (1-1/2 inches and up). 14/18 TPI variable pitch bi-metal: Thin sheet metal and small stock.

Initial Setup

9-Inch Wood Saw

Install the blade. Open the upper and lower wheel covers. Place the 59-1/2 inch blade around both wheels with the teeth pointing down and toward the table. Close the covers and tension the blade.

Set the tracking. Turn the saw on briefly and watch the blade on the upper wheel. The blade should run in the center of the tire. Adjust the tracking knob on the back of the upper wheel housing.

Adjust the blade guides. The stock guides are metal blocks. Set them about 1/32 inch from the blade sides and 1/64 inch behind the teeth. Too tight damages the blade. Too loose allows wandering.

Check the table. The aluminum table should be 90 degrees to the blade. Check with a combination square. Shim the trunnion if needed.

4x6 Metal Saw

Install the blade. Open the wheel covers, loop the 64-1/2 inch blade around both wheels with teeth pointing in the cut direction, close the covers, and tension the blade.

Set the tracking. Run the saw briefly and adjust the tracking so the blade runs centered on the tires.

Set the speed. For mild steel, use 120 or 200 SFPM. For harder materials, use 80 SFPM. Change speeds by moving the belt to different pulley positions.

Set up the coolant. Fill the coolant tank with cutting fluid. Position the coolant nozzle so it floods the blade at the cut point.

Check the vise. The vise should clamp square. Check with a machinist square. Adjust the vise jaw if needed.

Common Repairs

Replacing the Tires

The rubber tires harden and crack after a few years. Replace with urethane tires. Soak them in hot water before installation. This fixes most tracking problems.

Fixing Blade Drift

If the blade cuts at an angle, check: dull blade, uneven guides, worn tires, misaligned fence. Address each in order.

Replacing the Drive Belt

The drive belt stretches and cracks over time. A worn belt causes slipping. Measure the old belt or look up the part number. Replacement belts are available from Harbor Freight or aftermarket suppliers.

Motor Issues

The small motors on Central Machinery saws are adequate for light work but underpowered for heavy cuts. If the motor bogs down, reduce feed rate. If the motor hums but does not start, the start capacitor may be bad. Replacement motors are available but may cost nearly as much as the saw.

Upgrading the Blade Guides (4x6 Metal Saw)

The stock blade guides on the 4x6 saw are basic metal blocks. Upgrading to roller bearing guides improves cut quality and blade life. Aftermarket guide kits are available from several suppliers and cost 50 to 100 dollars.

Limitations

9-Inch Wood Saw: Small cut capacity, underpowered motor, single speed, basic fence, aluminum table. Good for light hobby work but not for serious woodworking.

4x6 Metal Saw: Adequate for light metal cutting but not for production. The vise can be inaccurate. The blade guides are basic. The motor is adequate for occasional use but will overheat with continuous cutting.

Despite these limitations, Central Machinery saws are popular because they are inexpensive. For a beginner or occasional user, they provide acceptable value.

FAQ

What blade does the Central Machinery 9-inch band saw use?

A 59-1/2 inch blade in widths from 1/8 to 3/8 inch. Carbon steel blades are fine for this saw.

What blade does the Central Machinery 4x6 metal saw use?

A 64-1/2 inch blade in 1/2 to 3/4 inch width. Bi-metal blades are recommended for metal cutting.

Where can I find parts for my Central Machinery band saw?

Harbor Freight’s website, the Central Machinery parts department, and aftermarket suppliers. Blades and tires are widely available. Internal parts may be harder to find.

Is the Central Machinery 4x6 metal saw worth buying?

For occasional light metal cutting, yes. It is inexpensive and functional. For production cutting, invest in a better saw.

Can I cut stainless steel with the Central Machinery 4x6 saw?

Yes, with a bi-metal blade, slow speed, and cutting fluid. Expect short blade life. For regular stainless cutting, a better saw is worth the investment.

How much does a Central Machinery band saw cost?

The 9-inch wood saw costs about 100 to 150 dollars. The 4x6 metal saw costs about 200 to 250 dollars. The 14-inch wood saw costs about 300 to 400 dollars.

References

• Harbor Freight Tools. “9-Inch Benchtop Band Saw Owner’s Manual.” SKU 97009.
• Harbor Freight Tools. “4x6 Horizontal/Vertical Metal Cutting Band Saw Owner’s Manual.” SKU 94462.
• Harbor Freight Tools. “Parts Reference.” Harbor Freight Parts Department.
• Olson Saw. “59-1/2 Inch Band Saw Blade Guide.” Olson Saw Company.
• MK Morse. “64-1/2 Inch Metal Cutting Blade Guide.” MK Morse Company.