Short shoulder helps hold nut down. Great for early gas valve adjustment on tight adjusters
Very high-quality socket. Many good uses where you need a short internal shoulder.
Special 17mm Deep Socket with Short Shoulder - 3/8 inch Drive
$6.75
SKU:
TUL-17MMSSSOCKET 
Product Details
Related Products:
$68.50
Mercedes Early Gas Engine Valve Spring Compressor / Valve Adjusting Tool
4, 6 and 8 cylinder engines M129, M130, M180, M114, M115, M116 and M117
If you own one of the early Mercedes overhead camshaft engines from the mid-1950's up to the mid-1970s that have mechanical (non-self-adjusting) lifters this is a MUST HAVE tool!