The Mac Tools 5-pc Metric XL 90-Tooth Double Flex Reverse Ratcheting Wrench Foam Set, No. SRWMDFSSXL, is engineered for superior access and versatility, according to the company. Its offset gear design increases surface contact and clearance, making it easy to reach recessed fasteners. The 90-tooth ratcheting mechanism delivers fast torque in tight spaces, requiring just 4 degrees of movement. With an extra-long body, these wrenches extend your reach into narrow or deep areas. The flexible box end adjusts from 0 degrees to 180 degrees for optimal positioning, and the spline design fits 6-pt, 12-pt, Torx, square, and rounded fasteners.