DeWALT D180016IR Hole Saw, 1 in Dia, 1/2 in D Cutting, 1/4 in Arbor, 10 TPI, 5/32 in Dia x 3 in L Pilot Drill

With optimized tooth design for fast metal drilling, DeWALT® IMPACT READY® hole saws are ready to take on your toughest projects. An ejection spring offers easy plug removal and a raised shoulder design helps to prevent breakthroughs. Thin walls help to increase drilling efficiency.