Bench Grinder

of October 2021

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WEN BG4280 5-Amp 8-Inch Variable Speed Bench Grinder with Flexible Work Light

1 – WEN BG4280 5-Amp 8-Inch Variable Speed Bench Grinder with Flexible Work Light

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Features:

  • 5-amp variable speed motor goes anywhere from 2000 to 3400 RPM
  • Slower speeds maximize precision while high speeds help with fast material removal
  • Adjustable eye guards include built-in LED lights to keep your workpiece illuminated
  • Onboard quenching tray helps cool down workpieces during long grinding sessions
  • Includes one 80-grit wheel, one 36-grit wheel, pivoting tool rests, adjustable eye guards, and a two-year warranty

JET JBG-8W, 8-Inch Bench Grinder with Wire Wheel (577128)

2 – JET JBG-8W, 8-Inch Bench Grinder with Wire Wheel (577128)

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Features:

  • HEAVY-DUTY CONSTRUCTION: For demanding environments.
  • MAINTENANCE-FREE GRINDING: Totally enclosed pre-lubricated ball bearings.
  • SAFETY: Cast iron wheel guards and dust ports, and adjustable eye shields and spark guards.
  • ROCK SOLID: Rubber mounts prevents movement.
  • VERSATILITY: Includes a 36-grit vitrified aluminum oxide wheel, and a crimped wire wheel.

WEN BG4276 2.1-Amp 6-Inch Single Speed Bench Grinder with Flexible Work Light

3 – WEN BG4276 2.1-Amp 6-Inch Single Speed Bench Grinder with Flexible Work Light

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Features:

  • 2.1-amp motor turns the 6-by-3/4-inch grinding wheels at speeds of up to 3450 RPM
  • Perfect for reviving old tools, knives, bits and more
  • Flexible work light illuminates your project during operation
  • Includes one 60-grit wheel, one 36-grit wheel, pivoting tool rests, and adjustable eye guards
  • Backed by a two-year warranty

JET IBG-8, 8-Inch Industrial Bench Grinder (578008)

4 – JET IBG-8, 8-Inch Industrial Bench Grinder (578008)

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Features:

  • PLENTY OF POWER: Heavy-duty 1-1/2 HP motor spins wheels at 3,600 RPM.
  • VERSATILITY: Fine (60-grit) and coarse (36-grit) vitrified grinding wheels.
  • ADAPTABLE: Pre-drilled base for mounting on a stand or workbench.
  • CSA/CUS CERTIFIED: This grinder follows strict guidelines and electrical requirements.
  • HEAVY-DUTY: Cast iron construction can handle demanding environments.

JET JBG-10B, 10-Inch Bench Grinder (577103)

5 – JET JBG-10B, 10-Inch Bench Grinder (577103)

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Features:

  • DURABLE CONSTRUCTION: Cast iron wheel guards and dust vents
  • VERSATILE GRINDING: Fine (46-grit) and coarse (24-grit) vitrified grinding wheels
  • ADDED SAFETY: Quick-adjusting spark guards and large eye shields
  • PLENTY OF POWER: 1-HP, 115-volt, motor runs at 1,725 RPM
  • LONG MACHINE LIFE: Totally-enclosed pre-lubricated ball bearings

BILT HARD 5-Amp 8-Inch Bench Grinder, Variable Speed Bench Grinder with Light, Stand and Wire Wheel - CSA Listed

6 – BILT HARD 5-Amp 8-Inch Bench Grinder, Variable Speed Bench Grinder with Light, Stand and Wire Wheel - CSA Listed

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Features:

  • Variable Speed: If you dabble in both woodworking and car or auto-body repair, consider a variable speed bench grinder. The BILT HARD 8-Inch bench grinder equipped 3/4HP 5A motor provides speed 2,000 - 3,400 RPM, it will allow you to operate the tool at its highest speed when you need to clean car nuts and bolts, while still enabling you to reduce the speed for sharpening chisels and other woodworking hand tools.
  • Grinding Wheels: Dual 8 in. aluminum-oxide grinding wheels and one wire wheel, #36(Coarse)/#60(Medium) for a variety of materials, ideal for grinding, sharpening, deburring, polishing and cleaning. Adjustable tool rest included helps to accurate grinding from different angles.
  • Safety Features: An adjustable gooseneck lamp(40W Maximum, Bulb NOT INCLUDED, Compatible Bulb Model: E27 ) allows you to focus on the work area. Our bench grinder equipped with clear acrylic eye guards and spark arrestors to prevent injury to your eyes. NOTE: grinding still will create sparks and sends shards of metal flying, so it's imperative to wear protective gloves and glasses when operating a bench grinder.
  • Heavy Duty Stand: The 32-inch all-steel construction stand with a tool tray reduces vibration and improves stability during use. Predrilled holes in the table allow for easy installation of most all mounted tools.
  • Warranty: We guarantee this product to be free from defects in materials and workmanship 90 days from the date of purchase and 1 year limited warranty. Our support team is on standby for YOU.

JET IBG-8VS 8' Variable-Speed Industrial Grinder (578208)

7 – JET IBG-8VS 8" Variable-Speed Industrial Grinder (578208)

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Features:

  • RAPID STOPPING: Brake Resistor will reduce RPM speed from 3,600 to 0 in less than 20 seconds.
  • SAFETY: Large eye shields and cast iron wheel guards.
  • VERSATILITY: 36-grit and 60-grit grinding wheels.
  • DUST COLLECTION: Two round dust ports and T-connector with 2-1/2" OD.
  • CSA/CUS CERTIFIED

DEWALT Bench Grinder, 8-Inch (DW758)

8 – DEWALT Bench Grinder, 8-Inch (DW758)

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Features:

  • 3/4 HP induction motor of the bench grinder provides superior power for industrial grinding applications
  • Rugged cast iron base and motor housing of the 8-inch bench grinder provide durability and prolonged life
  • Table grinder motor runs at 3,600 rpm for high-speed material removal
  • Precision-machined aluminum tool rests allow the user to accurately position work
  • Rear exhaust ports in wheel guards for smoother operation

Bucktool Combo 2' x 42' Belt Sander 6' Bench Grinder, Knife Sharpener with Large Work Table BG2600 Upgraded Model

9 – Bucktool Combo 2" x 42" Belt Sander 6" Bench Grinder, Knife Sharpener with Large Work Table BG2600 Upgraded Model

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Features:

  • HIGH EFFICIENCY: This sander meets CSA standards, with heavy-duty construction can extend using life, equipped with an induction motor that supplies the needed power running under load, the motor is 1/3HP, 3.5 Amp, the no load wheel speed is 3450 RPM and belt speed 4480 FPM
  • MULTI-FUNCTION SANDER: This combo 2"x42" belt sander 6" bench grinder includes a 2-Inch x 42-Inch high-quality metal sanding belt that can be used for general purpose sanding and finishing on most metals, wood, plastics, and other materials
  • MULTI-ANGLE SANDING: The belt can tilt from 0 to 90 degrees for sanding to meet your project, the belt housing can swivel from horizontal to vertical for sanding long workpieces
  • EASY TO USE: Equipped with a 6-Inch 60 grit white grinding wheel with tool-free adjustable eyeshield and Led light, the quick-release tension and tracking mechanism make belt changes quick and easy
  • TWO WORKTABLE: Equipped with two workbenches for more convenient sanding, the cast iron belt sander work table can give better support when sharpening with metal,and the cast AL big work table can work well with wood material, the sturdy cast iron base with rubber foot prevents vibrations

JET JBG-8B, 8-Inch Bench Grinder (577102)

10 – JET JBG-8B, 8-Inch Bench Grinder (577102)

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Features:

  • VARIABLE GRINDING: Fine (60-grit) and coarse (36-grit) vitrified grinding wheels.
  • LONG MACHINE LIFE: Totally-enclosed pre-lubricated ball bearings.
  • BUILT FOR DURABILITY: Cast iron wheel guards and dust vents.
  • NO SHIFTING: Rubber mounts prevent movement.
  • ADDED SAFETY: Follows strict guidelines and electrical requirements to meet CSA safety standards.

 

What You Need To Know About Your Bench Grinder

A bench grinder basically is a small benchtop variant of a general grinding machine used for solidifying grinding wheels. Generally, a bench grinder consists of a large disc with a grinding wheel on one side and rotating cutting edges on the opposite side. Typically, such machines are used to grind stones and sandpapers. A larger variant of grinder which is often used in bench pressing applications is the pedestal grinder which is a larger or same sized version of the mounted platform grinder which can also be bolted directly to the ground or can sit upon rubber ground. These types of grinder are most often used in bench pressing applications to grind rough or hard materials. These machines are also used in machine shop applications for rough or dirty surfaces to be ground.

There are several types of grinding machines available on the market. One of the most popular types of bench grinder which has been used for decades is the wire mesh grinding machine. This type of machine consists of two metallic plates which have paddles attached to them. When you lift the top plate, it will in turn pull the paddles up to engage the wire mesh abrasive wheels located at the bottom. Once the top plate is lifted it will pull the other plate down and close in on the abrasive wheels below.

In addition to the two paddles of the grinder there is also a rotating element which is located above the wheel guards. This particular grinder element will rotate while the wheel guards are up which will engage and disengage the grinding metal discs located on the top plate. The main benefit of this type of grinder element is that the discs are not damaged when the grinder wheel is not in use. It is also possible to move the grinding wheel guards up and down if needed.

There are also bench grinders that come complete with chisels. The chisels needed for this type of machine are generally smaller than those needed for the other types. However, they can still manage to grind larger diameter items. The chisels are generally made out of diamond and can easily handle items which are wider than they are tall.

The other benefit of using a chisel on your bench grinder comes from the angle of attack. This angle allows the cutter to cut through materials which would be very difficult to do if the grinding tool were not available. For example, when cutting marble a normal flat stone tool will not be able to achieve a straight cut as easily as a chisel. The angle of attack of the chisel allows it to cut the marble at an angle of 30 degrees which cuts the work more quickly. The chisels can also help to shave off material which the flat stone would normally wear. The same type of effect can be achieved by using the chisels when cutting softer materials such as copper.

One problem that can occur with some grinder types is that one or both of the wheels can become loose over time. This can often be caused by not properly maintaining the equipment. Either the grinding wheel or the wheel housing can get bent out of shape and lose their effectiveness. In some cases the wheels can even become so worn out that they must be removed. When removing the wheels sometimes a socket wrench may need to be used in order to remove the wheel fast enough so that a new wheel can be installed.

Other problems which can occur with these types of machines include wheels getting stuck on different workpieces. This can cause them to work improperly and cause the grinding wheel to cease working completely. This can cause the work to grind too much and eventually wear the sides of the wheels too weak. When the wheels finally stop working completely the grinding wheel may not be able to get its job done completely and a new one will have to be purchased in order to finish the project.

When purchasing a new abrasive wheel for your bench grinder consider getting one that has a hard wearing oxide finish on it. These types of wheels are usually black in color and are much easier to clean. There are also oxide types available that have a steel mesh finish on the abrasive wheel. If you choose to go with this type make sure to choose one that does not rust.