Drilling Guide for Survey Nail
A simple, effective guide to keep your drill bit on target. It holds the bit steady while drilling, reducing slip caused by drill force.
Specifications
Hole diameter : S 4.5mm dia. L 7.3mm dia.
Drill bit size : S 3.5 - 4.3mm dia. L 6.5mm dia.
Nail size : S 4&5mm dia. L 7mm dia.
Maximum opening angle : 90 degree
Dimensions : 55 x 365 x 22mm
Weight : 600g