HAMMER

HY-421R

★Long life alloyed steel barrel and heat-treated piston
★Long piston strokes to generate more power per stroke
★Includes 4 pcs steel chisels and a spring retainer  
★More powerful force is for fast cutting action, panel cutting and general repair work.
HY-421R (Round Chisel) HY-421H (Hex Chisel)
AVERAGE
AIR
CONSUMPTION
( 25% )SCFM
Blows Per
Minute
(bpm)
SOUND dBA
(pressure)
SOUND dBA
(power)
VIBRATION
(m/s2)
CHISEL
CHANK
(inch)
CHISEL
CHANK
(mm)
CHISEL
SHANK
TYPE
BARREL
STROKE
(inch)
BARREL
STROKE
(mm)
EXHAUST LENGTH
(mm)
LENGTH
(inch)
WEIGHT
(kg)
WEIGHT
(lbs)
AIR
PRESSURE
(psi)
AIR
PRESSURE
(kg/cm2)
AIR INLET
6.25 3,000 95.17 106.17 12.78 0.4 10.2 ROUND 2.6 66 HANDLE 174 6.85 1.52 3.35 90 6.3 1/4"
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