SlottedPhillipsRobertson Screwdriver Set with Rubber Grip

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Screw length does not include head of screw, #6 screws are narrower than #8 screws and are used on brackets with smaller holes and tracks with smaller slots

Find Robertson Screw stock images in HD and millions of other royalty-free stock photos, illustrations and vectors in the Shutterstock collection   Robertson invented the Robertson screw and screwdriver in 1908 slot or phillips or whatever Some Canadians don't even know the

filter slot Reason being that you cannot over torque a slot screw, your screwdriver will slip first With a Robertson you could crush the flange Pre Robertson Insulated Driver: 94kk0y • Klein Driver Set : https