 
86
W
orld Pr
ec
ision Instruments
Screws and Plates
0.6
Pitch
1.3
Core
Diameter
1.5
Hex Drive
1.55
Cruciate
1.9
Hex
3.4
Cruciate Head
Diameter
4.0
Hex Head
Diameter
Cruciform
Recess Drive
1.5 mm Cortex Screws -- Hexagonal Head
Used to fix fracture fragments in the phalanges, metacarpals and small bones in the foot. 
These screws may be used independently as lag screws or through a plate.
Thread diameter  
1.5 mm
Core diameter    
1.0 mm
Thread pitch    
0.5 mm
Screw head diameter   3.0 mm
Hex Socket 
-- non-tapping
World Precision Instruments  
         www.wpiinc.com
UK: Tel: +44 (0)1462 424700 · wpiuk@wpi-europe.com       Germany: Tel: +49 (0)30-6188845 · wpide@wpi-europe.com       US: Tel: 941-371-1003 · sales@wpiinc.com
World Precision Instruments  
         www.wpiinc.com
UK: Tel: +44 (0)1462 424700 · wpiuk@wpi-europe.com       Germany: Tel: +49 (0)30-6188845 · wpide@wpi-europe.com       US: Tel: 941-371-1003 · sales@wpiinc.com
503448 
Cortex screw, hex socket, 6mm 
503449 
Cortex screw, hex socket, 7mm 
503450 
Cortex screw, hex socket, 8mm 
503451 
Cortex screw, hex socket, 9mm 
503452 
Cortex screw, hex socket, 10mm 
503453 
Cortex screw, hex socket, 11mm 
503454 
Cortex screw, hex socket, 12mm 
503455 
Cortex screw, hex socket, 14mm 
503456 
Cortex screw, hex socket, 16mm 
503457 
Cortex screw, hex socket, 18mm 
503458 
Cortex screw, hex socket, 20mm 
Bending Plate
For 2.7 mm, 3.5 (2 units, R/L)
503611  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Depth Gauge
For 2.7-4.0 mm screws
503430  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Hoof Knife
Narrow, right side
503436  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Hoof Knife
Narrow, left side, Bakelite handle
503437  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Hoof Knife
Wide blade, wood handle, left side
503435  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .