 
87
W
orld Pr
ec
ision Instruments
1.0
Pitch
2.4
Head
1.9
Core
Diameter
2.5
Hex Drive
5.0
Head
Diameter
0.5
Pitch
Cruciform
Recess
Drive
3.0
Head
Diameter
1.5
Hex Drive
1.0
Core
Diameter
1.2
Cruciate
1.6
Hex
2.0 mm Cortex Screws -- Hexagonal or Cruciate Head
Thread diameter  
2.0 mm
Core diameter  
1.3 mm
Thread pitch  
0.6 mm
Hex screw head diameter  
4.0 mm
Cruciate screw head diam  
3.4 mm
Hex Socket 
-- self-tapping
Cruciated Socket 
-- self-tapping
Thread diameter 
2.7 mm
Core diameter   
1.9 mm
Thread pitch 
 
1.0 mm
Screw head diameter  5.0 mm
2.7 mm Cortex Screws
Used in the metacarpal and metatarsal bones and also in certain indications in the radius and ulna.
Cortex Screws 
-- self-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
503470 
Cortex screw, hex socket, 6 mm 
503471 
Cortex screw, hex socket, 8 mm 
503472 
Cortex screw, hex socket, 10 mm 
503473 
Cortex screw, hex socket, 12 mm 
503474 
Cortex screw, hex socket, 14 mm 
503475 
Cortex screw, hex socket, 16 mm 
503476 
Cortex screw, hex socket, 18 mm 
503477 
Cortex screw, hex socket, 20mm 
503478 
Cortex screw, hex socket, 22mm 
503479 
Cortex screw, hex socket, 24mm 
503480 
Cortex screw, hex socket, 26mm 
503481 
Cortex screw, hex socket, 28mm 
503482 
Cortex screw, hex socket, 30mm 
503483 
Cortex screw, hex socket, 32mm 
503484 
Cortex screw, cruciated socket, 6mm 
503485 
Cortex screw, cruciated socket, 8mm 
503486 
Cortex screw, cruciated socket, 10mm 
503487 
Cortex screw, cruciated socket, 12mm 
503488 
Cortex screw, cruciated socket, 14mm 
503489 
Cortex screw, cruciated socket, 16mm 
503490 
Cortex screw, cruciated socket, 18mm 
503492 
Cortex screw, cruciated socket, 22mm 
503493 
Cortex screw, cruciated socket, 24mm 
503494 
Cortex screw, cruciated socket, 26mm 
503495 
Cortex screw, cruciated socket, 28mm 
503496 
Cortex screw, cruciated socket, 30mm 
503497 
Cortex screw, cruciated socket, 32mm 
503498 
Cortex screw, 6mm, hex socket 
503499 
Cortex screw, 8mm, hex socket 
504029 
Cortex screw, 10mm, hex socket 
503648 
Cortex screw, 12mm, hex socket 
503649 
Cortex screw, 14mm, hex socket 
503650 
Cortex screw, 16mm, hex socket 
503651 
Cortex screw, 18mm, hex socket 
503652 
Cortex screw, 20mm, hex socket 
503653 
Cortex screw, 22mm, hex socket 
503654 
Cortex screw, 24mm, hex socket 
503655 
Cortex screw, 26mm, hex socket 
503656 
Cortex screw, 28mm, hex scoket 
503657 
Cortex screw, 30mm, hex socket 
503658 
Cortex screw, 32mm, hex socket 
503635 
Cortex screw, 34mm, hex socket 
503636 
Cortex screw, 36mm, hex socket 
503637 
Cortex screw, 38mm, hex socket 
503638 
Cortex screw, 40mm, hex socket