The Stanley 137mm Locking C Clamp Pliers offer maximum clamping capacity for the largest and most challenging workshop tasks. With an impressive 285mm overall length, this heavy-duty model provides exceptional throat depth and reach, making it ideal for clamping oversized workpieces, structural components, and bulky materials that demand superior holding power. The substantial 137mm throat depth accommodates significantly larger items than standard clamps, whilst maintaining the same precision and control. The deep C-clamp configuration with swivelling jaw tips ensures even, parallel pressure distribution, preventing workpiece distortion and providing a rock-solid grip on awkward shapes. Chrome-plated construction throughout ensures long-lasting corrosion resistance, even in demanding environments. The knurled pressure adjustment screw delivers precise control over clamping force, whilst the ergonomic non-pinching pull jaw release lever allows safe, effortless opening even under high c