Simpson MIT320 Top-Flange Joist Hanger for 2-1/2x20 Powers What drive bit does this

What drive bit does this screw use

Face-mounted masonry connection: Provides a secure

Eliminates complicated stringer notching that can weaken the stair stringers

X-axis powerfeed automates table movement for consistent feed rates and reduced operator fatigue

Simpson MIT320 Top-Flange Joist Hanger for 2-1/2x20 Powers What drive bit does thisThe Simpson Strong Tie MIT320 MIT Galvanized Top Flange Joist Hanger for 2 1 2 in. x 20 in. Engineered Wood is engineered by Simpson Strong Tie to support 90 deg. connections of I joists to headers with maximum down load capacity using a minimum number of fasteners. Featuring a Funnel Flange design for easier member placement and positive angle nailing (PAN) to minimize flange splitting, this top flange hanger is installed before the joist is in