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【Complete Collocation】Package included 1pcs bendable drill bit extension, 1pcs Hex Shank, 10pcs screwdriver bit set. These extension kit work great, when you have limited access.

【Flexible Drill Bit Extension Shaft】flexible extension shaft can be bent, twisted and rotated at many different angles; it can be drilled into a small space, in a variety of gaps, let this flexible drill bit extension tool help you solve more problems quickly.

【Applicability】compatible with small wrench cordless screwdriver or low speed dc hand drill pneumatic screwdriver torque drill or electric screwdriver; mainly for computer chassis, electrical cabinets, furniture, electrical appliances and other narrow space screwdriver.

【Practicality】flexible drill shaft head can be installed hexagonal handle (1/4 handle) head, mainly for computer chassis, electrical cabinets, furniture, electrical appliances and any narrow space and other screwdriver.

【Note】use a charging screwdriver or electric drill (not for impact drills). If there is no torque adjustment, it is not suitable for the drill bit. If there is no torque adjustment, the damage of the auger and the shaft will continue to rotate. It can make sure the flexible shaft work better with the drill and never damage the shaft.