An exceptional tool for 2.1 diameter round head nails. Weighing a mere 1.5kgs it will nevertheless countersink a 45mm ring shank nail. Compact design with a single or bump fire trigger. Very popular in the fencing and shed industry. Incorporates a rubber grip, a depth control system to countersink nails and a high durability driver blade and an adjustable exhaust port. Compatible with conical coil nails from 27mm to 50mm.