ES.1T High Perf` for Slotted Screws: F4.5 - F6.5 - F8.0. EXR.1 Standard for Resistorx Screws:TT 10 - TT 15 - TT 20 - TT 25 -TT 27 - TT 30 - TT 40. 1 1/4" Socket Tip - ECR. 1 1/4" Universal Gimbal - R.240A.
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