IRWIN 1890775 Flexible Installer Drill Bit With Auger Tip 3/4" x 54" Long

These are semi-rigid with a slight flex to them. These will not bend at a right angle much less will they bend in half.

• "TYPE A" Screw Tip
• DUAL SPURS FOR FASTER, CLEANER HOLES AND LESS BREAKOUT
• HOLE IN FLUTE FOR EASY WIRE PULLING THROUGH WALLS, CEILINGS AND FLOORS
• 3-FLATTED SHANK PREVENTS SLIPPING IN DRILL CHUCK AND INCLUDES HOLE FOR WIRE PULLING
• 3/16" FLEXIBLE SHAFT