{"product_id":"tobisho-professional-pruning-secateurs-sr-1-200mm-brass-catch-model-375-total-length-198mm-blade-length-64mm-from-bolt-center-high-grade-japanese-carbon-cutlery-steel-tobisho-yamagata-full-carbon-steel-forging-sr-1-full-size-ergonomic-geome","title":"Tobisho Professional Pruning Secateurs Total Length \u0026 Blade: 200mm\/ 64mm High-Grade Japanese Carbon Cutlery Steel [Machine-Forged \u0026 Hand-Finished \/ Hollow Ground Back \/ Twisted Blade \/ Screw Joint \/ Full-Size Ergonomic Geometry]","description":"\u003cp\u003e\u003cspan\u003eDescription\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eHandcrafted in Yamagata Prefecture by \u003c\/span\u003e\u003cspan\u003eTobisho (Tobizuka Shears Works)\u003c\/span\u003e\u003cspan\u003e, the \u003c\/span\u003e\u003cspan\u003eSR-1 200mm (Model 375)\u003c\/span\u003e\u003cspan\u003e is a flagship Japanese bypass pruning shear acclaimed by professional fruit growers, arborists, and landscapers for its exceptional cutting power, smooth operation, and long-lasting razor edge.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eUnlike standard mass-produced shears, the SR-1 series features \u003c\/span\u003e\u003cspan\u003efull-steel forging\u003c\/span\u003e\u003cspan\u003e made entirely from high-grade Japanese high-carbon cutlery steel (approx. 1% carbon content). While full-steel forging with high-carbon steel is traditionally challenging due to wear on drop-forging dies, Tobisho perfected this technique to achieve a tool that is extraordinarily hard, holds a razor-sharp bite over extended heavy use (\u003c\/span\u003e\u003cspan\u003eNagagire\u003c\/span\u003e\u003cspan\u003e), yet feels surprisingly light and balanced in the hand. The precision shape is die-forged and then meticulously finished by hand across over 200 processing steps—including heat treatment (~800°C), distortion alignment, edge grinding, and final crossover tuning—by master blacksmiths.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eKey Features \u0026amp; Craftsmanship:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e3D Curved \u003c\/span\u003e\u003cspan\u003eUrasuki\u003c\/span\u003e\u003cspan\u003e (Hollow Ground Back):\u003c\/span\u003e\u003cspan\u003e The back of the main cutting blade is precision-ground into a subtle three-dimensional concave curve rather than a flat surface. This dramatically reduces friction between the blades, prevents tree sap (\u003c\/span\u003e\u003cspan\u003eYani\u003c\/span\u003e\u003cspan\u003e) and pitch buildup, and maintains effortless cutting action under demanding field conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003ePrecision \u003c\/span\u003e\u003cspan\u003eHinari\u003c\/span\u003e\u003cspan\u003e (Crossover Alignment):\u003c\/span\u003e\u003cspan\u003e The counter-blade incorporates a subtle twist angle (\u003c\/span\u003e\u003cspan\u003eHinari\u003c\/span\u003e\u003cspan\u003e), ensuring the cutting edges meet at an exact single \"point\" rather than across a broad surface as they close. This enables clean, razor-sharp shearing through live wood with minimal hand pressure, leaving smooth branch cuts that promote tree healing and prevent disease.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eSR-1 Full-Size Ergonomics:\u003c\/span\u003e\u003cspan\u003e Measuring 198mm in overall length with a 64mm blade (from bolt center), the SR-1 profile features an enlarged, ergonomic handle contour designed for medium to larger hands. It delivers optimal leverage for cutting thicker branches with maximum efficiency and minimal hand fatigue.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eTraditional Brass Catch (\u003c\/span\u003e\u003cspan\u003eKana-dome\u003c\/span\u003e\u003cspan\u003e):\u003c\/span\u003e\u003cspan\u003e Finished with a classic brass bottom handle latch to lock the handles securely when not in use.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eProduct Specifications\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eBrand:\u003c\/span\u003e\u003cspan\u003e Tobisho \/ Tobizuka Shears Works (Yamagata, Japan)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eModel:\u003c\/span\u003e\u003cspan\u003e SR-1 Professional Hand-Forged Pruning Secateurs 200mm Brass Catch (Model 375)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eTotal Length:\u003c\/span\u003e\u003cspan\u003e 200mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eBlade Length:\u003c\/span\u003e\u003cspan\u003e 64mm (from bolt center to blade tip)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eWeight:\u003c\/span\u003e\u003cspan\u003e Approx. 240g–250g\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eSteel:\u003c\/span\u003e\u003cspan\u003e High-Grade Japanese High-Carbon Cutlery Steel (~1% Carbon, Full-Steel Forging)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eManufacturing Process:\u003c\/span\u003e\u003cspan\u003e Die-Forged Base with Master Hand-Finishing (Over 200 Hand Steps)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eBlade Engineering:\u003c\/span\u003e\u003cspan\u003e 3D Curved Precision \u003c\/span\u003e\u003cspan\u003eUrasuki\u003c\/span\u003e\u003cspan\u003e (Hollow Ground Back) \u0026amp; \u003c\/span\u003e\u003cspan\u003eHinari\u003c\/span\u003e\u003cspan\u003e Crossover Alignment\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eHandle \/ Lock:\u003c\/span\u003e\u003cspan\u003e Full-Size Ergonomic Handle with Traditional Brass Bottom Latch (\u003c\/span\u003e\u003cspan\u003eKana-dome\u003c\/span\u003e\u003cspan\u003e)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eJoint Hardware:\u003c\/span\u003e\u003cspan\u003e Precision Bolt \u0026amp; Nut Assembly\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eKey Benefits:\u003c\/span\u003e\u003cspan\u003e Full Carbon Steel Construction \/ High Edge Retention \u0026amp; Durability \/ Sap-Resistant Shearing Action \/ High Leverage with Fatigue-Free Balance\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003eOrigin:\u003c\/span\u003e\u003cspan\u003e Made in Japan\u003c\/span\u003e\u003c\/p\u003e","brand":"Tobisho \/ Tobizuka Seikyosho","offers":[{"title":"Default Title","offer_id":52840384069944,"sku":"83383-375","price":175.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/6778\/4504\/files\/IMG-2867.jpg?v=1787529809","url":"https:\/\/niwakokoro.com\/products\/tobisho-professional-pruning-secateurs-sr-1-200mm-brass-catch-model-375-total-length-198mm-blade-length-64mm-from-bolt-center-high-grade-japanese-carbon-cutlery-steel-tobisho-yamagata-full-carbon-steel-forging-sr-1-full-size-ergonomic-geome","provider":"Niwa Kokoro","version":"1.0","type":"link"}