The Wobble Extension Bar 1/2" x 75 mm enhances access to fasteners in confined or awkward spaces by providing flexible angle adjustment. Its 12.7 mm (1/2") connection size ensures compatibility with standard drive tools, making it a practical choice for professional use. Key features: - 12.7 mm (1/2") drive connection - 75 mm length for extended reach - Wobble function allows improved angle accessibility - Compatible with impact tools - Ideal for working in tight or restricted areas