8 Pieces Serpentine Belt Tensioner Tool Kit. 【Professional Accessories】8PCS Universal 3/8" 1/2" Drive Serpentine Belt Adjust Tightener Wrench Tool Kit. 【Comprehensive Tool Selection】: This complete serpentine belt tool kit includes 15/16/18mm hex sockets and 13/14/15mm crowfoot wrenches for various vehicle applications.
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