7mm-19mm Multi-functional Universal Socket Metric Wrench

Features:
Unique design automatically adjusts to any size or shape, compact and easy to carry.
A universal socket can be adjusted immediately to grasp the nuts, screws, hooks and bolt tops.
Self-adjusts from 1/4 inch to 3/4 inch standard and 7mm to 19mm metric.
Made of chrome-vanadium steel, practical for long service life.
Professional universal ratchet socket set, comes with a 3/8 power drill adapter.
Can be used in automotive industry, household maintenance, manufacturing industry, etc.