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Black & White Stones
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Black is 36 grit, very hard black silicon carbide for aggressive grinding on aluminum and other soft materials. White is 36 grit white aluminum oxide open grain for aggressive grinding on cast iron. 1/4" shanked. |
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STONE DISCOUNTS:
15% Discount on 25 of the same part #
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| Part# |
Dia. |
Length |
OAL |
Color |
| PS186B |
1/2" |
1" |
5-1/2" |
Black |
| PS186W |
1/2" |
1" |
5-1/2" |
White |
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Gray Porting Stones
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| Made of 60 grit aluminum oxide material for general purpose use on cast iron and steel. Use after carbide to remove and reshape ports and chambers before your final polish. Also to remove casting flash from blocks and exhaust manifolds. Can be shaped with dressing tools. |
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| Part# |
Diameter |
Length |
Shank Dia. |
OAL |
| PS186 |
1/2" |
3/4" |
1/4" |
4" |
| PS204 |
3/4" |
3/4" |
1/4" |
4" |
| PS205 |
3/4" |
1" |
1/4" |
4" |
| PS189 |
1/2" |
2" |
1/4" |
3-1/2" |
| PS221 |
1" |
1-1/2" |
1/4" |
3" |
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Ball Shaped Mounted Stones
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| Made of the same gray aluminum oxide material as our popular porting stones. |
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| Part# |
Diameter |
Shank Dia. |
OAL |
| B121 |
1/2" |
1/4" |
2" |
| B122 |
3/8" |
1/4" |
2" |
| A26 |
5/8" |
1/4" |
2" |
| A40 |
3/4" |
1/4" |
4" |
| A25 |
1" |
1/4" |
4" |
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Porting Stone Kit
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| Sample kit of our most popular porting stones for both cast iron and aluminum. Contains 1 each of PS186, PS204, PS205, PS205X and a 2" dressing stick. |
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| Porting Stone Kit |
Part# PSKIT |
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Ruby Porting Stones
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This 36 grit stone is very aggressive on all types of material ferrous and non-ferrous. Made of ruby aluminum oxide material, these stones offer maximum grinding action. When using on aluminum, it is recommended that it be lubricated with Edge Lube Stick |
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| Part# |
Diameter |
Length |
Shank Dia |
OAL |
| PS186X |
1/2" |
3/4" |
1/4" |
4-1/2" |
| PS186XL |
1/2" |
3/4" |
1/4" |
6" |
| PS205X |
3/4" |
1" |
1/4" |
4-1/2" |
| PS205XL |
3/4" |
1" |
1/4" |
6" |
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Miniature
Porting Stones
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These miniature porting stones have a 1/8" shank and are available on 3" long shanks. |
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| Part# |
Dia. |
Length |
OAL |
Shape |
Material |
| B104 |
5/16" |
3/8" |
3" |
Inverted |
White |
| B104X |
5/16" |
3/8" |
2" |
Inverted |
Ruby |
| MPS112 |
3/8" |
1/2" |
3" |
Balloon |
Gray |
| MPS121 |
1/2" |
1/2" |
2" |
Ball |
Gray |
| MPS122 |
3/8" |
3/8" |
3" |
Ball |
Gray |
| MPS162 |
1/4" |
3/8" |
3" |
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Gray |
| MPS163 |
1/4" |
3/8" |
3" |
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Gray |
| MPS170 |
5/16" |
1/2" |
3" |
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Gray |
| MPS176 |
3/8" |
1/2" |
3" |
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Gray |
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Stone Dressers
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Used to shape and dress porting stones and bench grinding wheels. A MUST! to shape porting stones and to keep the desired shape of the stone. |
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| PS501 |
Hand Held Wheel Stone Dresser |
| PS6 |
1" x 1" x 6" Dressing Stick |
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