Robertson screw lo-root flat head zinc #6 x ½ - Paul Rocheleau Inc.

Available in Flat and Pan Head Excellent Driving Power Resists Driver Slippage

CRL 6 x 1-1/2 Square Drive (Robertson) Flat Head Sheet Metal Screws - Package of 100

LR Flat Head Machine Screw, OSG System Products

The Original Robertson Flat 4 Lug Head #6 Robertson Wood Screws

ROBERTSON Flat head Aster® Lo-Root®

6 x 1/2 Flat Head Robertson® #1 Wood Screw - Zinc - 15000/Box

Robertson Drive Screws: Flathead, #6, 1/2 inch

LR Flat Head Machine Screw, OSG System Products

Stronger design shear values than 3/8 lags. Sharp gimlet point for fast installation into wood and OSB. Aggressive thread for holding and withdrawal strength. Spider Drive offers highest level of bit engagement and drivability. Wafer head eliminates need for washer and offers increased pull through strength. Chamfer under head for increased strength. Free Spider Drive bit in every package. 50-pieces per box.

Timberlok HeadLOK Wood Screws, Structural, 4-1/2 Inches - 50 screws

Robertson Drive Screws: Flathead, #6, 1/2 inch

Robertson Drive Screws: Flathead, #6, 2 inch

Robertson Lo-Root Screws 01Z3205

Stronger design shear values than 3/8 lags. Sharp gimlet point for fast installation into wood and OSB. Aggressive thread for holding and withdrawal strength. Spider Drive offers highest level of bit engagement and drivability. Wafer head eliminates need for washer and offers increased pull through strength. Chamfer under head for increased strength. Free Spider Drive bit in every package. 50-pieces per box.

Timberlok HeadLOK Wood Screws, Structural, 4-1/2 Inches - 50 screws

Stronger design shear values than 3/8 lags. Sharp gimlet point for fast installation into wood and OSB. Aggressive thread for holding and withdrawal strength. Spider Drive offers highest level of bit engagement and drivability. Wafer head eliminates need for washer and offers increased pull through strength. Chamfer under head for increased strength. Free Spider Drive bit in every package. 50-pieces per box.

Timberlok HeadLOK Wood Screws, Structural, 4-1/2 Inches - 50 screws

ROBERTSON #6 x 1-1/2 Flat head 2/3 threaded Aster® Lo-Root®