DeWALT 1/2" x 4" Screw-Bolt+ Screw Anchors, Hex Head, Zinc Plated E-Z Spikes/Menders/Bases allowing the roll to lift

allowing the roll to lift so finished cylinders and cones can be easily extracted

with a minimum beam curve radius of 51

Drill Size 3/16 in

High precision spindle bearings - reduce runout and vibration

DeWALT 1/2" x 4" Screw-Bolt+ Screw Anchors, Hex Head, Zinc Plated E-Z Spikes/Menders/Bases allowing the roll to liftPowers Fasteners PFM1411420 1 2" x 4" High Performance Concrete Anchor Screw The Screw Bolt+ High Performance Screw Anchor is a one piece, heavy duty screw anchor with a finished hex head or flat head (countersunk). Suitable base materials include normal weight concrete, sand lightweight concrete, concrete over steel deck, concrete masonry and solid clay brick. It is simple to install, easy to identify and fully removable. The patented thread design,