high-quality 1/2 x 10 spline bit ideal for any job that requires drilling fast and efficient holes

The 5/8 x 4 DeWALT Engineered by Powers SCREW-BOLT+™ High Performance Screw Anchor Zinc-Plated provides superior holding power while resisting vibration

5/8-11 x 2 1/2 A325 Type 1 Heavy Hex Bolt Plain (175)

It is designed for superior holding power in concrete

1-15/16" X 1" HSS Annular Cutter, Qualtech, Premium, DWC5-530-178 Drill America HSS Quick Exchange Hex Shank Step Drill Bits high-quality 1/2 x 10 splineAnnular cutters are designed for fast, efficient hole making. Annular cutters cut only that material necessary to produce a quality hole. Works with Hougen Magnetic Drill, Milwaukee and similar machines.