The Arrowhead Crimps are a set of 12 screw-on crimps perfect for adding a little spice to any volume. Designed to engage the thumb, you'll have maximum power and control when yarding between these little crimpers. Perfect for slab, vert, or slightly overhung walls.
Using general construction screws, drywall screws, or any non-structural screw can be dangerous when installing climbing holds.
GRK #9 screws have a structural rating (#8 GRK do not) and are the only screws we recommend for installing climbing holds. Safely installing holds is important with precious hands pulling pulling on these plastic grips.