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Johnson Brothers Grinders and Grinding Supplies

ROCK RASCAL Machines & Accessories

J B PRO  6" Grinder Model J  6" Trim Saw Model T  6" Combination Unit Model V Vise Model P  6" Arbor Model D Dop Pot 4" Tiny Trim Saw Parts & accessories

J B PRO  6" Grinder

This great 6" grinder is cast in thick aluminum. The 3/4" steel shaft is drilled and tapped on the right end for 1/4-20 spin discs. There are 3 wheel stations, with the right side accepting up to a 6 x 2-1/2 expanding drum. The installed brass and copper water system is ready to hook up to your home water supply, submersible pump or drip system. The grinding unit and 1/3rd h.p. motor are mounted on a heavy duty 3/4" board. A cogged belt transmits the power, giving you a smooth running machine. The included 6" cast aluminum polishing disc screws onto the right end.

The J B PRO is available in several configurations, allowing you to buy the unit that is best for you.If you have special needs, we will accommodate you.

J B PRO Basic Unit   Complete without wheels

J B PRO SILICON CARBIDE KIT -   6 x 1 green silicon carbide wheels 100 and 220 grit, 6 x 1-1/2 expanding drum, 3 each wet or dry belts 220, 400 and 600 grit, 6" leather disc and 1lb. Pro-Polish.

J B PRO SILICON CARBIDE PACKAGE

J B PRO DIAMOND KIT  -   6 x 1-1/2 100 & 600 grit XL Diamond Wheels, 6 x 1-1/2 expanding drum.  3 each wet or dry silicon carbide belts 220, 400 and 600 grit, 6" compound disc, 2 grams 14,000 Regal Diamond Compound and extender fluid.

J B PRO DIAMOND KIT

JB PRO DELUXE DIAMOND KIT  -6 x 1-1/2 100 & 600 grit XL Diamond Wheels, 6 x 1-1/2 expanding drum. 1 each 3M Flexible Diamond Belts, METAL BOND, 800 & 1800 grit, 6" compound disc, 2 grams 14,000 Regal Diamond Compound and extender fluid.

J B PRO DELUXE DIAMOND KIT

Spin Disc

6" right hand 1/4-20 shaft with foam rubber pad.

Spin Disc

Model J  6" Trim Saw

Takes up to 6" diamond blades. Uses quality ball bearings capable of the high speeds required with thin blades. Blade is not included. Blade arbor is 1/2".

Model J  6" Trim Saw

Model JM Trim Saw  6"

This unit comes complete. Motor, Saw and Blade are mounted on a laminated particle board base. Ready to use. Just add coolant, plug it in and turn on the switch.

Model JM 6" Trim Saw

   Model T  6" Combination Unit

A portable combination unit with a 6" Pro-Slicer Diamond Blade, 6" silicon carbide grinding wheel, 6" aluminum head, sponge rubber pad, wet or dry silicon carbide sanding disc and 6" felt polishing pad. One side cuts and trims, the other side grinds,sands and polishes. A good unit for faceters or anyone needing a complete,compact, portable unit.

Model T 6" Combination Unit

Motorized Model TM 6" Combination Unit

Same as above but with Pro-Slicer Diamond Blade and motor, mounted on a strong base.

Motorized Model TM 6" Combination Unit

Model V Vise

The Model V Vise fits both  the Model J Saw and the Model T Combination Unit.

Model V Vise

Model P  6" Arbor

Self contained arbor. The pans and splash shield are built in. You can mount up to 6 x 1-1/2 wheels This unit is ready water and drain hookup.

Model P  6" Arbor  128.00

Model PM  6" Arbor

Same as above but with motor added and mounted on a strong base board

Model PM  6" Arbor

Model D Dop Pot

Electric dop pot with a removable, replaceable copper pan. Heats to and maintains the proper dop wax temperature. 50 watt ceramic heater. Can also be used as a small pickling pot.

Model D Dop Pot  Extra Copper Pot

4" Tiny Trim Saw

Compact - Portable - Versatile 3000 rpm, 1/12 h.p. continuous duty motor. This is a direct drive saw which makes for very smooth and quiet running. Blade arbor is 1/2"

510.00 4" Tiny Trim Saw with 4" Pro-Slicer blade

Parts & accessories

J shaft & Bearing T Shaft & Bearing 1/4 HP Motor 1/3 HP Motor 1/12 HP Motor 6x1-1/2 expanding drum 6 x 2-1/2 Expanding Drum 8 x 2 Expanding Drum 8 x 3 Expanding Drum

PULLEYS & V-BELTS

2" Dia X 1/2 2" Dia x 5/8 3" Dia x 5/8 4" Dia x 1/2 3 Step 2-3-4 x 1/2 3 Step 2-3-4 x 5/8 3/8 x 28" V-Belt

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All prices in US Dollars and subject to change without notice.