Sigma Power Select II 4"

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Sigma Power Select II Sharpening Stones Premium Sigma Power sharpening stones designed for the hardest steels and mounted for Hapstone knife sharpeners. Series Premium Select II Se lect II is the premium sharpening stone series of Sigma Power, made for demanding sharpening tasks. Steel range For the hardest steels Select II stones are universal, but they are specifically designed to sharpen the hardest steels. Wear resistance Very low dishing The stones are composed of aluminum oxide abrasive with minimal high-hardness bonding, so dishing is very low. Ready to use Pre-lapped and mounted Select II stones are preliminarily lapped and do not require lapping after purchase. All Sigma Power Select II stones are 5 mm thick and mounted on high-quality aluminum blanks for Hapstone knife sharpeners. Use and care Soak before sharpening Select II should be used with water as a lubricant. Soak Select II stones in water for 5 minutes before sharpening. Never store Select II stones in water and never dry them near heat. Specifications Stone size4" × 1" × 0.2" (100 × 25 × 5 mm) AbrasiveAluminum Oxide BinderVitrified BlankAluminum blank Working withWater 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 img{display:block;width:100%;height:auto;border:0;border-radius:24px} .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-media{max-width:520px;margin:0 auto} .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{ 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-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{ margin:0 0 8px; font-size:26px; font-weight:700; padding-bottom:0!important; } .r2-split-copy h2{font-size:28px} .r2-feature-card p, .r2-split-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; } .r2-split-media{max-width:420px;margin:0 auto} /* 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{ grid-template-columns:1fr; } } @media(max-width:749px){ .r2-feature-card, .r2-split, .r2-dark-card{ 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} } Show more