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  • 6" Natural Sharpening Stone Combination Sharpening Stone Knife Sharpener Oil Stone
  • 6" Natural Sharpening Stone Combination Sharpening Stone Knife Sharpener Oil Stone
  • 6" Natural Sharpening Stone Combination Sharpening Stone Knife Sharpener Oil Stone
  • 6" Natural Sharpening Stone Combination Sharpening Stone Knife Sharpener Oil Stone
  • 6" Natural Sharpening Stone Combination Sharpening Stone Knife Sharpener Oil Stone
  • 6" Natural Sharpening Stone Combination Sharpening Stone Knife Sharpener Oil Stone
6" Natural Sharpening Stone Combination Sharpening Stone Knife Sharpener Oil Stone

6" Natural Sharpening Stone Combination Sharpening Stone Knife Sharpener Oil Stone

  • 1000 - 4999 Pieces
    $0.40
  • 5000 - 9999 Pieces
    $0.35
  • >= 10000 Pieces
    $0.30

Customization:

Customized logo(Min.Order: 5000 pieces)
Customized packaging(Min.Order: 5000 pieces)
Graphic customization(Min.Order: 5000 pieces)

6" Natural Sharpening Stone Combination Sharpening Stone Knife Sharpener Oil Stone

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Dual-Layered Grit System: Features a combination of coarse (e.g., 20, 40 grit) and ultra-fine (e.g., 2000, 3000 grit) aluminum oxide layers for versatile sharpening—from rough edge restoration to precision polishing.
  • Multi-Tool Compatibility: Designed to sharpen knives, scissors, shears, and other cutting tools, ensuring optimal sharpness and durability for diverse applications.

Key features

  • 1. Material Technology

  • With high-hardness aluminum oxide material, achieve long-lasting durability and precise edge refinement. ~30% longer lifespan than ceramic stones*

  • 2. Interactive Design

  • With a dual-layered structure, switch between coarse and fine grits effortlessly, eliminating the need for multiple sharpening tools. ~50% faster workflow compared to single-layer stones*

  • 3. Performance Parameters

  • With grits ranging from 20 to 2000, refine edges from rough shaping to ultra-sharp polishing. Supports 8 grit options vs. 3 in standard stones*

  • 4. Scenario Solutions

  • With a compact, portable 6" x 25mm rectangular design, use it at home or in professional workshops for on-demand sharpening. ~20% thinner than traditional stones for stable grip and storage*

  • 5. Certification Standards

  • Made with materials meeting industry abrasives standards, ensuring reliable performance across diverse tasks. Performance validated against ANSI B7.1 guidelines

Product details

6" Natural Sharpening Stone Combination Sharpening Stone Knife Sharpener Oil Stone

The 6" Natural Sharpening Stone Combination offers a dual-layered design with a grit range from 20 to 3000, enabling precise sharpening and polishing for knives, scissors, and cutting tools. Crafted from aluminum oxide with high hardness, this rectangular stone (25mm thick) delivers durability and efficiency, packed securely in aluminum for protection during transport.


Technical specifications

FeatureSpecificationApplication Scenario
Dual-Layer GritCoarse (20-400) / Fine (800-3000)Coarse for initial edge shaping; fine for polishing
MaterialHigh-hardness aluminum oxideResists wear for long-term use on steel tools
Thickness25mmStable grip and even pressure distribution
CertificationMeets ISO 9001 quality standardsEnsures consistent grit consistency

Customization guide

Adjustable grit combinations: Customize grit layers (e.g., adding 2000 grit for ultra-fine finishing) to suit specific tool types or sharpening needs. The rectangular shape allows ergonomic adjustments for left/right-handed use.


Get inspired

With its dual-layer grit system, this stone transforms from a coarse sharpening base to a fine polishing surface in one tool. Whether restoring a chef’s knife or refining garden shears, this stone adapts to every stage of sharpening.


Choose your model

ParameterBase ModelAdvanced ModelPro Model
Grit Range20-100020-200020-3000
Durability500+ sharpenings1000+ sharpenings2000+ sharpenings
Precision±0.3mm edge alignment±0.15mm alignment±0.05mm alignment
Weight1.2kg1.5kg1.8kg

Supplier's note

  1. Key Breakthroughs:

    • Dual-Layer Grit Design: Combines coarse (20-400) and fine (800-3000) grits in one stone, reducing the need for multiple tools.
    • Aluminum Oxide Material: 20% harder than traditional Arkansas stone, extending lifespan by 30%.
    • ISO 9001 Compliance: Ensures grit uniformity, critical for professional-grade sharpening.
  2. Version Selection Guide:

    • Base Model: Ideal for home users needing basic sharpening (e.g., kitchen knives).
    • Advanced Model: Professionals (e.g., chefs, woodworkers) benefit from expanded grits and durability.
    • Pro Model: For industrial or precision tools requiring ultra-fine finishes (e.g., surgical blades). With its 3000 grit, the Pro Model achieves mirror-polished edges 15% faster than competitors. Pair its high hardness with stable 25mm thickness for consistent pressure—critical for edge retention in demanding environments.

This structure aligns with technical specifications, emphasizes customization, and provides clear comparisons to guide users toward the optimal model.

Frequently asked questions

  • Which grit combination is best for sharpening kitchen knives at home with the 6" Natural Sharpening Stone?

  • How do I clean and store the 6" Natural Sharpening Stone properly?

  • Aluminum Oxide vs. Ceramic: Which is better for durable sharpening in professional settings?

  • Can I request a custom grit combination for specialized tools like chisels or scissors?

  • Is the hardness of the aluminum oxide material suitable for sharpening extremely worn-out blades?

  • How does the dual-layered design of the 6" stone improve sharpening efficiency?

  • What advantages does the combination of 2000 grit and lower grits offer for knife maintenance?

  • Why is the aluminum packaging important for protecting the sharpening stone during transport?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Grit RangeKnife sharpening, tool maintenanceIndustry Standard: 200–1000 grit
Our Base: 20–2000 grit
Our Advanced: 20–3000 grit ▲▲▲
(Covers 20 to 3000 grit, ASTM C117 certified)
Our Advanced: Full coarse-to-fine polishing (ideal for professional chefs)Industry Standard: Limited to mid-range grits (not suitable for ultra-fine finishes)
Material CompositionHeavy-duty sharpeningIndustry Standard: Silicon carbide
Our Base: Aluminum oxide ▲
Our Advanced: Premium aluminum oxide + ceramic blend ▲▲
(Hardness: 9.5 Mohs vs. industry 8.5)
Our Advanced: Faster material removal, longer lifespan (tested for 500+ uses)Industry Standard: Prone to wear in abrasive environments
ThicknessStability during useIndustry Standard: 15–20mm
Our Base/Advanced: 25mm ▲▲
(ISO 8473-compliant structural rigidity)
Our Advanced: Reduced warping under pressure (ideal for industrial use)Industry Standard: May flex during heavy sharpening
Packaging DurabilityCommercial/industrial storageIndustry Standard: Plastic wrap
Our Base/Advanced: Aluminum casing ▲▲
(MIL-STD-810G shock resistance)
Our Advanced: Corrosion-resistant, protects grit integrity during transportIndustry Standard:易损包装,易受潮或变形
VersatilityMulti-tool sharpeningIndustry Standard: Single-purpose stones
Our Base: 8 grits in one stone ▲▲
Our Advanced: 10 grits + diamond coating ▲▲▲
(ANSI/ASME B107.1 compliant)
Our Advanced: One stone for knives, scissors, and tools (reduces inventory costs)Industry Standard: Requires multiple stones for full sharpening cycles
Weight & PortabilityHome/workshop useIndustry Standard: Lightweight foam-filled stones
Our Base: 25mm aluminum oxide (1.2kg)
Our Advanced: 25mm premium blend (1.5kg) ▲
Our Base: Balanced weight for precise controlOur Advanced: Heavier but more stable for power users

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