Suehiro Rika 5000 Sharpening Stone Premium Suehiro water stone with soft bonding, high performance, and smooth feedback for refined edge finishing. Finish 5000 grit refinement Rika 5000 is used for refined sharpening and finishing stages on Hapstone knife sharpeners. Feedback Soft bonding Rika 5000 uses relatively soft bonding and offers high performance with good sharpening feedback. Preparation Pre-lapped stone Rika 5000 is preliminarily lapped and does not require lapping after purchase. Traditional Waterstone series Premium stone for custom progressions Rika 5000 is part of the Suehiro traditional Waterstone series, which includes Kouga 3000, Rika 5000, Shiramine 6000, W8 8000 (Junpaku), and G8 8000 (Takeiro). These stones are not available in a wide range of grits. The traditional series does not form an even progression, but offers a selection of premium stones for building a custom stone set. Use and care Soak before sharpening Rika 5000 should be used with water as a lubricant. Soak the stone in water for 5 minutes before use. Never store Rika stones in water and never dry them near heat. Specifications Stone size5.9" × 1" × 1/4" (150 × 25 × 6 mm) Grit5000 AbrasiveAluminum Oxide BinderVitrified Working withWater Country of originJapan Stone typeStone mounted on a 45° beveled blank .r2-case-apple{color:#191919;line-height:1.5} .r2-case-apple *,.r2-case-apple *::before,.r2-case-apple *::after{box-sizing:border-box;font-family:inherit!important} .r2-case-apple section{margin:0 0 20px} /* HERO */ .r2-hero{text-align:center;padding:12px 0 4px} .r2-hero-copy{max-width:760px;margin:0 auto 18px} .r2-hero h1{ margin:0 0 12px; font-weight:700; letter-spacing:-0.02em; font-family:'Montserrat',sans-serif!important; } @media(min-width:575px){ body .r2-case-apple .r2-hero .r2-hero-copy h1.hero-text{ font-size:36px!important; line-height:50px!important; } } .r2-subtitle{ max-width:720px; margin:0 auto; font-size:19px; line-height:1.4; color:#6e6e73; } /* LABELS */ .r2-case-apple .r2-feature-card p.r2-card-label, .r2-case-apple .r2-split-copy p.r2-card-label, .r2-case-apple .r2-dark-copy p.r2-card-label, .r2-case-apple .r2-showcase-copy p.r2-card-label{ margin:0 0 8px; font-size:12px!important; font-weight:700!important; letter-spacing:.06em!important; text-transform:uppercase; color:#6e6e73!important; font-family:'Montserrat',sans-serif!important; } .r2-case-apple .r2-card-label.light{color:rgba(255,255,255,.72)!important} /* FEATURES */ .r2-feature-grid{display:grid;gap:16px} .r2-feature-grid-3{grid-template-columns:repeat(3,1fr)} .r2-feature-grid-2{grid-template-columns:repeat(2,1fr)} .r2-feature-card{ background:#f5f5f7; border-radius:24px; padding:24px; } .r2-feature-card h2, .r2-split-copy h2, .r2-showcase-copy h2{ margin:0 0 8px; font-size:26px; font-weight:700; padding-bottom:0!important; } .r2-split-copy h2, .r2-showcase-copy h2{font-size:28px} .r2-feature-card p, .r2-split-copy p, .r2-showcase-copy p{ margin:0; font-size:16px; line-height:1.45; color:#373e48; } .r2-feature-card p + p, .r2-split-copy p + p{margin-top:10px} /* SPLIT */ .r2-split{ display:grid; grid-template-columns:1fr; gap:24px; align-items:center; background:#fbfbfd; border-radius:28px; padding:28px; } /* VIDEO */ .r2-showcase-video{ display:grid; grid-template-columns:.95fr 1.05fr; gap:24px; align-items:center; background:linear-gradient(180deg,#fbfbfd 0%,#f5f5f7 100%); border-radius:32px; padding:28px; } .r2-video-frame{ position:relative; padding-top:56.25%; border-radius:22px; overflow:hidden; } .r2-video-frame iframe{ position:absolute; inset:0; width:100%; height:100%; border:0; } /* TECH */ .r2-dark-card{ background:#191919; color:#fff; border-radius:28px; padding:28px; } .r2-dark-card-soft{border-radius:32px} .r2-dark-copy{margin-bottom:18px} .r2-spec-grid{display:grid;gap:16px} .r2-spec-grid-2{grid-template-columns:repeat(2,1fr)} .r2-spec-item{ background:rgba(255,255,255,.06); border-radius:18px; padding:18px; } .r2-spec-lines{ display:flex; flex-direction:column; gap:8px; } .r2-spec-lines div{ display:flex; justify-content:space-between; align-items:flex-start; gap:12px; } .r2-spec-lines span{ font-size:13px; color:rgba(255,255,255,.75); } .r2-spec-lines b{ font-size:14px; color:#fff; text-align:right; } /* MOBILE */ @media(max-width:989px){ .r2-feature-grid-3, .r2-feature-grid-2, .r2-split, .r2-spec-grid-2, .r2-showcase-video{ grid-template-columns:1fr; } } @media(max-width:749px){ .r2-feature-card, .r2-split, .r2-dark-card, .r2-showcase-video{ padding:18px; } .r2-spec-lines div{ display:grid; grid-template-columns:1fr; gap:3px; } .r2-spec-lines b{ text-align:left; word-break:break-word; overflow-wrap:anywhere; } .r2-subtitle{font-size:17px} }