7655 Manual Pneumatic Rock Drill/Air Leg Type Mining Jack Hammer Introduction

Hand-held pneumatic Leg Rock Drill/ 7655 rock drill/ drilling machine is a high efficiency rock drilling machine. It’s widely used in mining and roadway drivage of drilling operation. Also it’s an important tool for railway, water conservancy, and construction. 7655 Portable Pneumatic Rock Drill l can be used with FY200B oiler and type FT160A (FT160B,FT160C)air leg. It can be used for drilling the medium hard rock for wet drilling, drilling horizontal and inclined hole.

7655 Manual Pneumatic Rock Drill/Air Leg Type Mining Jack Hammer Parameter

Product Model		7655
Weight (kg)		24
Length (mm)		628
Shank size (mm)		H22×108
Drilling diameter (mm)		32-42
Piston diameter (mm)		76
Piston stroke (mm)		55
Air Pressure (at 0.5MPa)	Air consumption (L/s)	≤54
	Impact frequency (Hz)	≥36
Rotation (r/min)		300
Air hose inner diameter (mm)		25