The Safety Clamp is one of the most valuable tools for well drilling. It helps guard against dropping flush-joint pipe, streamlined drill collars, etc. into the hole while making-up or breaking-out the string. It is necessary tools for drill rig while drilling operation is ongoing. The Safety Clamp can be deviled into MP, the WA-T and WA-C type. MP-S /MP-R /MP-M /MP-L /MP-XL