Comparison : Item # 218P-2, Hex-Head Plugs, 218P
Item # 218P-4, Hex-Head Plugs, 218P
Item # 218P-6, Hex-Head Plugs, 218P
Item # 218P-8, Hex-Head Plugs, 218P
Item # 218P-12, Hex-Head Plugs, 218P