Product Name: Hex Telescopic Link Bar Product Material: Galvanized Alloy Product Size: 80mm / 120mm / 140mm Product net weight: 20g / 30G / 40g Product gross weight: 20g/30G/40g Product packaging method: Opp Size after packing: 14x2x1cm Product features: the original product length is 80mm, 120mm, 140mm, can be used for the extended transfer of the standard 1 / 4 inch hex shank tool, the sleeve head with non-slip glue. Role: non-slip coat soft glue design coat and the card batch head axis is separated, the hand can tighten the coat batch head can rotate normally can hold an electric drill in one hand the other hand coat rod handle is more convenient to position the batch head, the Batch head with the central joining rod is fixed and not retractable, the length of the batch head after loading the batch head is no changeable, the mantle is movable retractable plays a guiding positioning role some special places can be used, This guide rod is only suitable for batch head mounting screw guiding, control long batch head shake when of rotation. Note: The data is all manual measurement, please allow 1 - 3cm error, due to the difference in light and display, there will be a certain color difference, depending on the physical object received.