INSIDER BOX RATCHET SOCKET SAE SET 8PC49 16 1640 INSIDER BOX RATCHET SOCKETS ARE EXCLUSIVELY COMPATIBLE WITH THE M12 FUEL INSIDER BOX RATCHET INSIDER BOX RATCHET SOCKETS DELIVER UNRIVALED ACCESS IN TIGHT SPACES LASER ETCHED PART NUMBER BOX RATCHET SOCKETS CHAMFERED END ALLOW QUICKER AND MORE EFFICIENT INSERTION AND REMOVAL DUAL SIDED LASER ETCHING FOR EASY SIZE IDENTIFICATION NON SLIP HEX GEOMETRY TO PREVENT STRIPPING AND FASTENER ROUNDING 6 POINT DESIGN MEETS ASME INDUSTRY STANDARDS BOX