POWER DRILLS FEATURING AN INTEGRAL MAGNETIC STAND

drill stands for holding power drills during use of the drills

ROTARY DRILLING MUD ADDITIVES, INCLUDING NON-IONIC FLOCCULANTS AND ADDITIVE MIXTURES CAPABLE OF PRODUCING LOW SOLIDS, BENTONITE FREE, NON-DISPERSED, SHEAR THINNING POLYMER-TYPE DRILLING FLUIDS

Construction in the nature of concrete core drilling and saw cutting