PTI 5.5mm x 139mm HSS Long Series Drills

This durable engineering quality drill will give a consistent rapid performance into all non alloy materials. 

• Suitable for drilling steel, plastic, wood and similar materials
• The 135° split point eradicates the need to pre-drill and prevents the bit from drifting
• Manufactured from a high grade M2 tool steel
• Diameter: 5.5mm
• Supplied in a box of 10 drills