New from Grey Pneumatic is their line of 3/8"-drive Universal Impact Socket sets, which are available in both standard and deep lengths, as well as fractional and metric sizes.
The 12-piece fractional sets range in size from 5/16" to 1", with part number 1212U representing the standard length and 1212UD the deep length.
The 10-piece metric sets range in size from 10 to 19 mm, with part number 1210UM representing the standard length sockets and 1210UMD the deep length models.