This is a NEW MAC TOOLS 10mm deep impact socket that has a 2k etched above the part number on socket as seen in pictures. The socket has never been used as seen in pictures.
MAC Tools 1 3/16" Deep Impact Socket 3/8" Drive 6 Point XD266P
MAC Tools 1 1/16" Deep Impact Socket 1/2" Drive 6 Point VD 346
MAC Tools XDP6 10MMDR 3/8" Drive 10mm 6 Point Deep Impact Socket USA
S-K Tools 1- 1/8" Deep Impact Socket 46336 1/2" Drive 6pt Made in USA
NEW SK Hand Tools 35267 17mm FlexZone Deep Impact Socket Metric 17 MM
PROTO 1/2" Drive 5/8" 12-Point Deep Impact Socket 7320 NEW