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Drum speed: 60± 2r/min
Hammer diameter: 31.75mm
Hammer mass: 160 ± 10g
Pin nails quantity: 11
Count range: 1 ~ 99999, LED display
Dimensions: 920*480*400mm (L*W*H)
Weight: 106kg (234lb)
Power: AC220V, 60W
Standard: ASTM D3939 GB/T11407
Accessories: brass ball 2pcs/4pcs, felt kit 2pcs/4pcs, power line 1pcs, scale