ThunderBit Sets Set 13 Piece HSS Black & Bronze Oxide 1/6"-1/4" by 64ths 11128BH The 3-mode pressure adjustment knob

The 3-mode pressure adjustment knob adjusts the pressure between 20 – 80 PSI

4D Magnification 2

features 8"-wide jaw opening for more versatility and the ability to clamp a variety of items with just one tool

REED unique in to line handle and jaw design allows the user to rest the wrench on the pipe while placing the chain in the chain slots

and a hard carrying case

ThunderBit Sets Set 13 Piece HSS Black & Bronze Oxide 1/6"-1/4" by 64ths 11128BH The 3-mode pressure adjustment knobThunderbit drills have a special heavy duty core that guarantess increased strength and reduced breakage. Unique spiral flute design improves chip ejection and coolant flow to the point.