Cortical (Non Self-Tapping) screws have a round ended tip. When placing this type of screw the drilled hole will irst need to be tapped as the screw is unable to cut its own thread. It was previously thought Non Self-Tapping screws had a greater pull out resistance although recent information suggests this is not true and there has been a deinite shift towards Self Tapping screws in veterinary and human surgery.

Pilot Drill – 3.2mm
Clearance Drill – 4.5mm
3.5mm Hex & 8.0mm Head Diameter


4.5mm Cortical Screw x 12mm
£5.60

Cortical (Non Self-Tapping) screws have a round ended tip. When placing this type of screw the drill.....

4.5mm Cortical Screw x 14mm
£5.60

Cortical (Non Self-Tapping) screws have a round ended tip. When placing this type of screw the drill.....

4.5mm Cortical Screw x 16mm
£5.60

Cortical (Non Self-Tapping) screws have a round ended tip. When placing this type of screw the drill.....

4.5mm Cortical Screw x 18mm
£5.60

Cortical (Non Self-Tapping) screws have a round ended tip. When placing this type of screw the drill.....

4.5mm Cortical Screw x 20mm
£5.60

Cortical (Non Self-Tapping) screws have a round ended tip. When placing this type of screw the drill.....

4.5mm Cortical Screw x 22mm
£5.60

Cortical (Non Self-Tapping) screws have a round ended tip. When placing this type of screw the drill.....

4.5mm Cortical Screw x 24mm
£6.30

Cortical (Non Self-Tapping) screws have a round ended tip. When placing this type of screw the drill.....

4.5mm Cortical Screw x 26mm
£6.30

Cortical (Non Self-Tapping) screws have a round ended tip. When placing this type of screw the drill.....

4.5mm Cortical Screw x 28mm
£6.30

Cortical (Non Self-Tapping) screws have a round ended tip. When placing this type of screw the drill.....

4.5mm Cortical Screw x 30mm
£6.30

Cortical (Non Self-Tapping) screws have a round ended tip. When placing this type of screw the drill.....

4.5mm Cortical Screw x 32mm
£6.30

Cortical (Non Self-Tapping) screws have a round ended tip. When placing this type of screw the drill.....

4.5mm Cortical Screw x 34mm
£6.30

Cortical (Non Self-Tapping) screws have a round ended tip. When placing this type of screw the drill.....

4.5mm Cortical Screw x 36mm
£6.30

Cortical (Non Self-Tapping) screws have a round ended tip. When placing this type of screw the drill.....

4.5mm Cortical Screw x 38mm
£6.30

Cortical (Non Self-Tapping) screws have a round ended tip. When placing this type of screw the drill.....

4.5mm Cortical Screw x 40mm
£7.10

Cortical (Non Self-Tapping) screws have a round ended tip. When placing this type of screw the drill.....

4.5mm Cortical Screw x 42mm
£7.10

Cortical (Non Self-Tapping) screws have a round ended tip. When placing this type of screw the drill.....

4.5mm Cortical Screw x 44mm
£7.10

Cortical (Non Self-Tapping) screws have a round ended tip. When placing this type of screw the drill.....

4.5mm Cortical Screw x 45mm
£7.10

Cortical (Non Self-Tapping) screws have a round ended tip. When placing this type of screw the drill.....

4.5mm Cortical Screw x 46mm
£7.10

Cortical (Non Self-Tapping) screws have a round ended tip. When placing this type of screw the drill.....

4.5mm Cortical Screw x 48mm
£7.10

Cortical (Non Self-Tapping) screws have a round ended tip. When placing this type of screw the drill.....