Armeg Nail Proof Bi-Metal Woodbeaver Drilling Bit Set is designed with all the benefits of the original wood beaver, the nail-proof also features a stronger cutting head, allowing it to provide effective drilling even after Nail Strikes. The robust profile of the four precision ground cutting teeth provides extreme resistance to hard objects whilst the HSS cutting head increases durability in tough materials to give longer tool life. Apart from 32mm which has a 7/16″ shank and can’t be used in impact drivers.

• · 1 x quick-change SDS Plus to 1/4″ adaptor for added convenience
• · Four deep auger style flutes for rapid chip evacuation and faster drilling speeds
• · Four precision ground cutting teeth for extreme drilling comfort and balance
• · Purpose designed head geometry for ultra clean breakthrough
• · Short lightweight body construction for maximum holes per charge in cordless machines
• · Robust cutting tooth profile for extreme resistance to hard objects
• · High speed steel cutting head increases durability in tough materials for longer life
• · The compact stubby design is perfect for inter-joist drilling and when working in tight spaces
• · The compact stubby design is also great for users with larger drilling machines
• · It includes 1 x 16/20/25mm and 1 x quick-change SDS Plus to 1/4″ adaptor