{"product_id":"32-piece-heat-treated-steel-block-set-ultra-strong-high-precision-durable-rust-resistant-various-sizes","title":"32-Piece Heat Treated Steel Block Set - Ultra Strong, High Precision, Durable, Rust-Resistant, Various Sizes","description":"Specification:\u003cbr\u003e Material: Steel\u003cbr\u003e Grade: 0\u003cbr\u003e Hardness: 800HV\u003cbr\u003e The coefficient of thermal expansion ( 10-6\/℃): 11.5±1\u003cbr\u003e Density (g\/cm3): 7.8\u003cbr\u003e Flexural strength (MPa): 2000\u003cbr\u003e Modulus of elasticity (104Kgf\/mm2): 2.1\u003cbr\u003e Poisson ratio: 0.3\u003cbr\u003e Thermal conductivity (cal\/cm.sec. C): 0.13\u003cbr\u003e \u003cbr\u003e Features:\u003cbr\u003e - Heat treated and hardened steel blocks are ultra strong.\u003cbr\u003e - High Precision, stable, durable, not easy to rust.\u003cbr\u003e - 32Pcs\/set, meet your different choices.\u003cbr\u003e \u003cbr\u003e Package Included:\u003cbr\u003e 1 x  Block: 1.005mm\u003cbr\u003e 9 x  Blocks: 1.01-1.09mm (0.01 steps)\u003cbr\u003e 9 x  Blocks: 1.1-1.9mm (0.1 steps)\u003cbr\u003e 9 x  Blocks: 1-9mm (1 steps)\u003cbr\u003e 3 x  Blocks: 10 20 30 mm (10 steps)\u003cbr\u003e 1 x  Blocks: 50mm","brand":"GreenZech","offers":[{"title":"Default Title","offer_id":46736770826410,"sku":"GZQJ-1974871","price":90.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0280\/6179\/4375\/files\/7f0c4000-1b77-465c-870a-5cc8853930a5.jpg?v=1745208454","url":"https:\/\/greenzech.com\/products\/32-piece-heat-treated-steel-block-set-ultra-strong-high-precision-durable-rust-resistant-various-sizes","provider":"GreenZech","version":"1.0","type":"link"}