Hapstone Premium CBN 4"

SKU: 4-PREM-CBN-HAP-240

$78.00

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ABRASIVE MATERIAL	CBN
BINDER	Hybrid
GRIT RATING	Coarse Extra Coarse Medium Fine Ultra Fine Extra Fine
USED/ROUTINE	Oil Water Without lubricants
ORIGIN OF MATERIAL	🇺🇦Ukraine

Hapstone Premium CBN Sharpening Stones 4"

Durable CBN stones with smooth cutting action for sharpening modern high-hardness steels and ceramic knives.

Cutting

Controlled sharpening

Cubic boron nitride provides efficient steel removal while maintaining smooth and controlled cutting behavior during sharpening.

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Comfortable feel

The metal-organic bond combines the durability of metal bonds with a smoother sharpening feel and more predictable edge control.

Durability

Long service life

Hapstone Premium CBN stones are significantly more durable than traditional water stones and maintain stable performance over extended use.

Application

For hard steels and ceramics

Hapstone Premium CBN stones are designed for sharpening modern steels up to 68+ HRC and are also suitable for ceramic knives.

The precision anodized aircraft-grade aluminum blank provides stable geometry and durability during sharpening.

Maintenance

No soaking required

CBN stones do not require soaking or special preparation before use and can be cleaned with a Hapstone Dressing Stone. For the best sharpening experience, recommends using Hapstone Magic Oil.

Finishing

Clean edge finish

The octahedral crystal structure of CBN helps minimize deep scratches while maintaining efficient sharpening performance. For finishing, Hapstone Poly Diamond Suspension is recommended.

Specifications

Stone size4” × 1” × 1/8” (100 × 24 × 8 mm)

AbrasiveCBN (cubic boron nitride)

BinderHybrid

Concentration100%

Working withOil, water, without lubricants

Country of originUkraine

Stone typeStone mounted on a 45° beveled blank

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