3/8" Drive Oil Filter 6pt Cap Socket (low profile) - 36mm
ordered this tool specifically for late BMW's but it also fits
VW/Audi, Volvo and some Ford truck applications. The D.163 is also available in a 6pc set (includes 24,27,30,32,36 and 38mm in a nice storage case).
Great for use with Facom's
3/8" drive rotator ratchet as shown in this video.