{"niche":"哪些圆锯在重载使用下最耐用？","description":"What are the most durable circular saws for heavy-duty use?","products":[{"brand":"SKILSAW","model":"SPT77WML-01 Worm Drive Circular Saw","price_gbp":164.35,"origin_country":null,"specs":{"weight":"11.5 lb","bevel_angle":"53°","power_source":"Corded electric","cutting_depth":"2 3/8 in","blade_diameter":"7.25 in"},"confidence_score":null,"sources":[{"label":"Global Industrial","url":"https://www.globalindustrial.com/p/lightweight-worm-drive-saw-7-14-blade-dia-5300-rpm-15-amp","currency":"USD","source_country":"US","price":219.99,"price_gbp":164.35,"scraped_at":"2026-06-13T18:56:47.117241"}],"summary":"A 7.25 in corded worm-drive circular saw with a 15 A dual-field motor, magnesium housing and oil-lubricated worm gears for durability. It offers a 53° bevel, Cut-Ready depth markings and a 24-tooth carbide blade, suited to demanding jobsite cutting. Weighing about 11.5 lb, it balances power with reduced user fatigue compared with older worm-drive models.","ideal_for":"适合重型使用，因为其油润滑蜗轮传动齿轮和 15 A 电机提供持久耐用性和强劲的切割动力，适合纵切和深切。"},{"brand":"Bosch","model":"GKS18V-25GCB14 18V Cordless Circular Saw (tool only)","price_gbp":392.22,"origin_country":null,"specs":{"weight":"9.5","bevel_angle":"0-50","power_source":"Battery","no_load_speed":"2,500-5,000","blade_diameter":"7.25","variable_speed":true},"confidence_score":null,"sources":[{"label":"MyToolStore","url":"https://mytoolstore.com/products/bosch-gks18v-25gcb14-profactor-18v-connected-ready-7-1-4-in-circular-saw-kit-with-track-compatibility-and-1-core18v-8-ah-high-power-battery","currency":"USD","source_country":"US","price":525.0,"price_gbp":392.22,"scraped_at":"2026-06-13T18:57:33.902776"}],"summary":"7-1/4 in BITURBO brushless 18V circular saw delivering corded-level performance with a CORE18V-compatible platform, 2.5 in max cut at 90°, 0-50° bevel, onboard six-speed settings, and track compatibility. It includes a 360° pivoting dust port, electronic brake, and One-Touch depth adjustment for fast, precise cuts, suitable for framing and jobsite use.","ideal_for":"适合重型耐用使用，其 BITURBO 无刷电机、2500-5000 RPM 的六速设置、7.25 in 刀片和 2.5 in 切割深度提供近似有线的动力与多功能性，应对苛刻工地切割需求。"},{"brand":"DEWALT","model":"DCS391B 20V MAX Circular Saw (tool only)","price_gbp":96.37,"origin_country":null,"specs":{"weight":"6 lb","bevel_angle":"0-50 Deg","power_source":"Cordless","cutting_depth":"2-1/8 in","no_load_speed":"5150 RPM","blade_diameter":"6-1/2 in"},"confidence_score":null,"sources":[{"label":"Ace Hardware","url":"https://www.acehardware.com/departments/tools/power-tools/circular-saws/2393122","currency":"USD","source_country":"US","price":129.0,"price_gbp":96.37,"scraped_at":"2026-06-13T18:56:29.513603"}],"summary":"The DEWALT DCS391B is a 20V MAX cordless 6-1/2 in circular saw with a 5150 RPM motor, magnesium shoe, and a 6-1/2 in carbide-tipped blade. It offers a 0-50 degree bevel capacity and a measured max cutting depth of 2-1/8 in at 90 degrees, suited for light-to-medium duty woodworking and jobsite tasks.","ideal_for":"适合寻求耐用性的重型使用场景，其镁合金底座、5150 RPM 电机和 6-1/2 in 硬质合金刀片提供坚固的构造和可靠的切割性能。"},{"brand":"Makita","model":"5007MG Magnesium Circular Saw","price_gbp":99.36,"origin_country":null,"specs":{"weight":"10.6 lb","bevel_angle":"0-56 deg","power_source":"Corded Electric","cutting_depth":"2.5 in at 90 deg; 1.75 in at 45 deg","no_load_speed":"5800 RPM","blade_diameter":"7-1/4 in"},"confidence_score":null,"sources":[{"label":"Cascade Tractor Supply","url":"https://www.cascadetractorsupply.com/New-Inventory-2024-Makita-Cutter-Saws-Circular-Saws-5007MG-Spokane-Washington-12963350","currency":"USD","source_country":"US","price":133.0,"price_gbp":99.36,"scraped_at":"2026-06-13T18:56:14.910619"}],"summary":"The Makita 5007MG is a 15 A corded magnesium-bodied 7-1/4 in circular saw delivering 5,800 RPM, a large cutting capacity (2.5 in at 90°), and a 0-56° bevel range with positive stops. It includes a carbide 24T blade, built-in dust blower, LED cut-line lights, and a hard case, balancing durability and jobsite portability.","ideal_for":"适合重型使用，其 15 A 电机（5,800 RPM）、镁合金部件以减轻重量并提高耐用性，以及 90° 时 2.5 in 的切割深度，可应对构架和纵切等坚硬致密木材。"},{"brand":"Makita","model":"5377MG Magnesium Hypoid Saw","price_gbp":null,"origin_country":null,"specs":{"weight":"13.2","bevel_angle":"0-51.5 degrees","power_source":"Corded","cutting_depth":"2-3/8 in","no_load_speed":"4500","blade_diameter":"7-1/4 in"},"confidence_score":null,"sources":[{"label":"Acme Tools","url":"https://www.acmetools.com/makita-7-1-4-in-corded-magnesium-hypoid-saw-5377mg/088381076944.html","currency":"USD","source_country":"US","price":null,"price_gbp":null,"scraped_at":"2026-06-13T18:57:48.506051"}],"summary":"A corded hypoid circular saw with a 15 A motor delivering 4,500 rpm, magnesium construction for reduced weight, oil-bath hypoid gears for durability, and bevel stops up to 51.5 degrees. It offers a 7-1/4 in blade, 2-3/8 in cutting depth at 90°, and pro-grade features aimed at framing and heavy-duty cutting tasks.","ideal_for":"适合重型使用，其 15 A 电机、油浴中的斜齿轮及 13.2 lbs 镁合金结构提供高扭矩、延长齿轮寿命并降低操作员疲劳，适合长时间工地切割。"},{"brand":"Milwaukee","model":"M18 FUEL 2627-20 6.5in Circular Saw (tool only)","price_gbp":111.32,"origin_country":null,"specs":{"bevel_angle":"50°","power_source":"Battery (M18)","no_load_speed":"6000"},"confidence_score":null,"sources":[{"label":"Dillon Supply","url":"https://www.dillonsupply.com/Product/milwaukee-2627-20","currency":"USD","source_country":"US","price":149.0,"price_gbp":111.32,"scraped_at":"2026-06-13T18:57:16.322288"}],"summary":"Compact 6.5 in M18 FUEL circular saw with a brushless motor delivering 6000 RPM, 2.25 in max cut depth at 90°, and up to 50° bevel - designed for fast, precise cuts and on-tool convenience features like positive bevel/depth detents and LED light. It suits pros who need a lighter, well-balanced cordless saw that still handles common framing and decking cuts.","ideal_for":"适合重型使用，其无刷 FUEL 电机达到 6000 RPM，提供 2.25 in 的切割深度和 50° 倾斜带正向止点，满足可靠且可重复的工匠级工作需求。"},{"brand":"SKILSAW","model":"SAWSQUATCH 10.25in Worm Drive Circular Saw","price_gbp":298.09,"origin_country":null,"specs":{"weight":"16.45","bevel_angle":"51°","power_source":"Corded Electric","cutting_depth":"3.6875 in","no_load_speed":"4700","blade_diameter":"10.25 in","variable_speed":false},"confidence_score":null,"sources":[{"label":"IHL Canada","url":"https://ihlcanada.com/products/skilsaw-spt70wm-22-15-amp-10-1-4-in-corded-magnesium-sawsquatch-worm-drive-circular-saw","currency":"USD","source_country":"US","price":399.0,"price_gbp":298.09,"scraped_at":"2026-06-13T18:57:01.714856"}],"summary":"The SKILSAW SAWSQUATCH is a 15 Amp corded worm-drive circular saw with a 10.25 in blade, magnesium construction, brass worm gears and a high-torque motor designed to cut 4x lumber in a single pass. It offers heavy-duty durability, large cutting capacity (3.688 in at 90°) and a 51° bevel for versatile on-site framing and decking work. It includes a 40-tooth blade and onboard wrench.","ideal_for":"适合重型使用，其 15 Amp 双场电机、黄铜蜗轮传动齿轮、镁合金机身和 10.25 in 刀片提供高扭矩和 3.688 in 的切割深度，可一次切穿大型构架木材。"}]}