HB Insulator Bag
POSTALLOY® HB Insulator Bag
HB Insulator Bag on Tool Joint
POSTALLOY® HB Insulator Bag installed on tool joint
HB Insulator Wrap
POSTALLOY® HB Insulator Wrap
HB Insulator Wrap on Drill Pipe
POSTALLOY® HB Insulator Wrap installed on center wear pad