Page 350 - SF ELEC CAT_V4.0_WEB_F2-UPDATE-18-02-19

PUNCH DRIVER – KNOCKOUT

HYDRAULIC KNOCKOUT PUNCH DRIVER

The 1681-RS includes a higher capacity 12 tonne (120kN) hydraulic
cylinder for punching larger diameter holes through thicker material
than standard knockout punch drivers. The Riken 1681-RS Punch Driver
includes draw studs to suit commonly available knockout punches including
Shark, Daia and Greenlee punch & dies.
Model Number 1681-RS
Type Port Punch
J HOLE MAKING & BENDING
6.3mm
AL
Usable Thickness (50.8mm Hole Max)
MS-SS 1.6 - 3.2mm
Boring Dimension Round Hole 15-120mm OD
(MS-SS Only) Square Hole 20-75mm OD
Pump Type P-16B
Hose Type H3/8-2S
Cylinder Type* SC1.2-40S
SPR-3/8 x 3/4
Shaft Round Cutters
SPR-3/4 x 3/4
Nut NUT-3/4
Washer WP-10 • 20 • 30
*See Below for Cylinder Specifications
CYLINDER SPECIFICATIONS

Model Number SC1.2-40S
Max Operating Pressure MPa 70
kN 120
Max Output
Tonne 12
Effective Area cm² 17.86
Stroke mm 40
Centre Hole Diameter A (mm OD) 19.5
www.specialisedforce.com.au
Minimum Overall Length B (mm) 126.5
Inner Diameter of Cylinder mm OD 54
Outside Diameter of C (mm OD) 70
Cylinder
Piston Diameter D (mm OD) 35
Piston Ejection Length E (mm) 1.5
Coupler Ejection Length F (mm) 17
Coupler Position G (mm) 40
Coupler Connection
Diameter - Rc3/8
Necessary Oil Level cm³ 72
Weight (Approx) kg 3.0

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