Double Open End Spanners

SMT SERIES | Double Open End Spanners

An industrial manual double open end spanner series forged from premium Alloy Steel. Formulated with ultra-slim profile jaws for effortless side-entry access onto fasteners in narrow structural channels, scaling perfectly from compact 6-7mm layouts to full workshop multi-piece arrays.

Material Core: Forged Alloy Steel

Jaw Profile: Dual Open End Sides

Size Spectrum: 6-7mm to 30-32mm / Inch

Bundle Options: 8 and 12 Pcs Sets

✔ Engineered for bulk wholesale networks with clear inner box counting and robust multi-carton setups.
✔ Tailor-made for direct, zero-friction integration into high-performance digital industrial catalogs.

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Description

INDUSTRIAL RAPID-ENGAGEMENT SERIES

DOUBLE OPEN END SPANNER SERIES

Premium Alloy Steel Low-Profile Mechanical Fastening Tools

Accelerate maintenance cycles, execute rapid side-entry fastener engagement, and clear low-clearance structural constraints with the high-performance engineering of the Industrial Double Open End Spanner Series. Forged meticulously from high-yield, heat-treated Alloy Steel and finished with a durable, anti-corrosive matte silver coat, these professional mechanical hand tools deliver exceptional high-torque reliability. The slim profile jaws are precisely calculated at optimal alignment angles to ensure an ultra-secure, multi-surface fit over hex bolts, preventing jaw expansion and thread deformation under massive breakout forces. Spanning an expansive dimensional range of dual-sized heads from agile 6-7mm configurations to robust 30-32mm structural variants—including specialty architectural BLACK 7/8×13/16 units and comprehensive bulk workshop bundle sets—this professional product architecture is highly optimized for automotive assembly grids, heavy industrial production plants, and high-velocity B2B commercial logistics.

Engineered Benefits

✓ Ultra-Slim Side Entry Jaws: Engineered specifically to slip onto hex nuts horizontally, making them the premier choice for narrow plumbing connections, hydraulic lines, and stacked machinery panels.

✓ Forged Alloy Steel Jaw Integrity: High-tensile metallurgical matrix prevents jaws from flexing outward during high-torque lockouts, ensuring long-lasting operational lifespan.

✓ Organized Fleet & Workshop Bundles: Available in precise individual replacements alongside high-demand pre-sorted commercial sets (8 Pcs and 12 Pcs kits) to simplify B2B supplier provisioning.

Technical Model & Sizing Matrix

Size Variant (mm / inch)	Model No. / Dimension	Per Box	Per Carton
6-7 mm	SMT-1060	10 Pcs	300 Pcs
8-9 mm	SMT-1061	10 Pcs	500 Pcs
10-11 mm	SMT-1062	10 Pcs	500 Pcs
12-13 mm	SMT-1063	10 Pcs	500 Pcs
14-15 mm	SMT-1064	10 Pcs	300 Pcs
16-17 mm	SMT-1065	10 Pcs	250 Pcs
18-19 mm	SMT-1066	10 Pcs	200 Pcs
20-22 mm	SMT-1067	10 Pcs	150 Pcs
21-23 mm	SMT-1068	10 Pcs	60 Pcs
22-24 mm	SMT-1069	10 Pcs	60 Pcs
24-27 mm	SMT-1071	05 Pcs	60 Pcs
25-28 mm	SMT-1072	05 Pcs	40 Pcs
30-32 mm	SMT-1075	05 Pcs	40 Pcs
BLACK Special Edition	7/8 x 13/16 inch	01 Pc	100 Pcs
8 Pcs Set Bundle	SMT-1076	01 Set	20 Sets / Ctn
12 Pcs Set Bundle	SMT-1077	01 Set	10 Sets / Ctn

Core Series Specifications:

• Tool Type: Multi-Functional Double Open End Spanner • Material Foundation: Premium Forged Alloy Steel Matrix • Handle Pitch: Flat Side-Engagement Open Profiles • Operation Mode: Manual Mechanical Fastening • Finish Profile: Matte Satin Silver Coat / Specialty Burnished Black Variant