2-5/8 Inch X 1-1/2 Inch Bi-Metal Speed Slot Hole Saw Lenox Best Seller these light duty screws are

these light duty screws are commonly used for fastening electrical boxes or light fixtures into concrete or CMU walls and ceilings

Fills gaps up to

COUPLING NUT HDG 1/2-13X1-3/4

3/0 Awg 1/2 Inch Stud Tin Plated Copper Non-Insulated Versakrimp™ Female Ring Tongue Terminal

1-1/4 LW REGULAR PLN

2-5/8 Inch X 1-1/2 Inch Bi-Metal Speed Slot Hole Saw Lenox Best Seller these light duty screws areNew LENOX Bi Metal Hole Saws deliver up to 50% longer life* with a proprietary tooth form that cuts common construction materials efficiently. A reinforced tooth design absorbs impact forces from obstructions and bind ups while drilling for less tooth breakage. The SPEED SLOT staircase design allows for fast and easy plug ejection. Compatible with both quick change and traditional non quick change arbors**. *vs previous generation LENOX Bi Metal Hole