Lapping Compounds of 2025
Best Choice1
WheelerWheeler Bore Lapping Compound with Three Abrasive Pastes for Bore Lapping, Firearms, and Gunsmithing
Main highlights- VERSATILITY: Offered in three grits 220 (cutting), 320 (smoothing) and 600 (polishing)
- INCLUDES: Three 1 oz jars of 220 (cutting), 320 (smoothing) and 600 (polishing)
- GUARANTEED: This product is covered by a limited lifetime warranty provided by Wheeler. Please contact Wheeler customer service for assistance
- FUNCTION: Used for lapping the bore of a firearm, bolt face, bolt lugs and other applications where a perfect final fit or a lapped smooth surface is needed
- DIMENSIONS: 6.85 inches L x 4.25 inches W x 2.05 inches D
- CONVENIENT: Repeating the process using progressively finer grits will produce a significantly smoother bore
- BE PREPARED: Stir the contents if they are seperated
9.7Exceptional
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Value for Money2
GOODSONGOODSON 400 Grit Lapping Compound | 2 oz.
Main highlights- Use with any powered or manual valve lapping tools
- 400 grit silicon-carbide grease based compound
- 2 ounce container
9.4Excellent
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3
PermatexPermatex 80037 Valve Grinding Compound, 3 oz.
Why we love it
Easy to mix with water.
Universal fit for various applications.
Effective on multiple materials.
9.3Excellent
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4
Permatex33% OffPermatex 80036 Valve Grinding Compound, 1.5 oz.
Main highlights- Suggested Applications: Seat valves, sharpen reel type lawn mowers
- Removes burrs, surface defects, carbon, gum and corrosion
- Mixes with water to form an easy-to-use paste
- Can be used for lapping and grinding chromium
- Aids valve grinding and seating operations
9.2Excellent
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5
LoctiteLoctite 1777012 Clover Grinding and Lapping Compound, 2 oz.
Main highlights- WHAT's IN THE CAN. 280 fine grit silicon carbide lapping compound.
- TYPE. For use in valves and valve seats of gas and diesel engines.
- TRANSFER. Helps maximize power and heat transfer.
- QUALITY. Ensures engine valves and valve seats are perfectly mated.
- APPLICATIONS. Lapping (abrasive compound) for use in ensuring proper fit of valves to valve seats in gas and diesel engines.
8.9Very Good
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6
J-B WeldJ-B Weld Valve Grinding Compound Carded 1.5 oz.
Main highlights- J-B Weld Valve Grinder: J-B Weld Valve Grinder is a water-based odorless abrasive paste designed for valve faces and seats. Valve Grinder removes burs, defects and corrosion.
8.8Very Good
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7
WheelerWheeler 600 Grit Bore Lapping Compound, 1 oz Jar of Abrasive Paste for Bore Lapping, Firearms, Gunsmithing
Main highlights- VERSATILITY: Offered in three grits 220 (cutting), 320 (smoothing) and 600 (polishing)
- SPECS: 1oz jar of 600 grit (polishing) lapping compound
- GUARANTEED: This product is covered by a limited lifetime warranty provided by Wheeler. Please contact Wheeler customer service for assistance
- FUNCTION: Used for lapping the bore of a firearm, bolt face, bolt lugs and other applications where a perfect final fit or a lapped smooth surface is needed
- DIMENSIONS: 2.1 inches L x 2.3 inches W x 6 inches D
- CONVENIENT: Repeating the process using progressively finer grits will produce a significantly smoother bore
- BE PREPARED: Stir the contents if they are seperated
8.7Very Good
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8
PinhighPinhigh 5lb 120 grit Reel Sharpening Compound
Main highlights- Provides Clingability with Cleanability. Easy water rinse off
- Non-toxic, EPA Lab Tested
- Formulated with quality minerals and water soluble gel
- Completely premixed and ready to use. Pinhigh saves time, eliminates waste
8.6Very Good
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9
WheelerWheeler 320 Grit Bore Lapping Compound, 1 oz Jar Abrasive Paste for Bore Lapping, Firearms, and Gunsmithing
Main highlights- VERSATILITY: Offered in three grits 220 (cutting), 320 (smoothing) and 600 (polishing)
- SPECS: 1oz jar of 320 grit (smoothing) lapping compound
- GUARANTEED: This product is covered by a limited lifetime warranty provided by Wheeler. Please contact Wheeler customer service for assistance
- FUNCTION: Used for lapping the bore of a firearm, bolt face, bolt lugs and other applications where a perfect final fit or a lapped smooth surface is needed
- DIMENSIONS: 1.1 inches L x 1.6 inches W x 2 inches D
- CONVENIENT: Repeating the process using progressively finer grits will produce a significantly smoother bore
- BE PREPARED: Stir the contents if they are seperated
8.5Good
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10
TryuunionTryuunion Diamond Polishing Compound, 5 Piece Lapping Paste 1500 to 80000 Grit, Lapping Compound Kit for Jewelry, Metal, Ring, Gemstone, Glass, Coin, 0.25 to 14 Micron, 5 Gram
9.9 Simple to use9.7 worth the money8.9 Simple to cleanWhy we love it
Versatile for various materials and polishing needs.
Easy-to-use syringes ensure precise, mess-free application.
Delivers high-gloss, mirror finish efficiently.
8.4Good
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