Irwin POWER-GRIP 50508 Masonry Drill Bit, 1/8 in Dia, Straight Shank Drywall & Plastering Tools flat sides of all half-round

flat sides of all half-round files are double cut

board measures and rafter table

Works well on galvanized sheet

Model Number: MX20

5-point adjustable geared headband (with sweatband) mechanism greatly reduces head

Irwin POWER-GRIP 50508 Masonry Drill Bit, 1/8 in Dia, Straight Shank Drywall & Plastering Tools flat sides of all half-roundCarbide tipped for long life with spear pointed tip that reduces breakouts when drilling from one side. Provides smooth, accurate drilling in applications such as ceramic tile, mirrors, glass, marble tile, vitrolite, china drilling fastener holes in bathroom tile or for wall mirror. Unit: EA UPC: 042526505089 Model Number: 50508