Thunderbit® T3HD Black & Bronze Jobber Drill Bit, High Speed Steel, I, 4-1/8" L, 2-7/8" Flute, 135° Point Angle Aviation Snips 50" reinforced EPDM hose

50" reinforced EPDM hose

Designed with high-quality diamonds

PCBs and heavy metals

optimizing disc life

Thunderbit® T3HD Black & Bronze Jobber Drill Bit, High Speed Steel, I, 4-1/8" L, 2-7/8" Flute, 135° Point Angle Aviation Snips 50" reinforced EPDM hoseUnique spiral flute design improves chip ejection and coolant flow Heavy duty core for increased strength and reduced breakage 135 self centering split point to prevent walking Black and Gold surface treatment for added lubricity and higher drilling speeds Jobber length for most general applications Specifications Material High Speed Steel Drill Size I Overall Length 4 1 8" Flute Length 2 7 8" Point Angle 135