• 14mm masonry drill bits suitable for NF275 M8 Netting Corner Eye Bolts BZP
• NT138 is suitable for conventional "butterfly" chuck drills with rotary impact function
• NT139 is suitable for heavy-duty drills with an SDS chuck fitment
• Use for drilling holes for M8 BZP Netting Corner Eye Bolts NF275
• Drill bit length overall straight shank NT138 = 150mm, SDS NT139 = 160mm

Suitable for drilling in to concrete, brick, stone and other masonry materials.

NT138 Straight shank variant is suitable for use with conventional butterfly chuck rotary impact drills (Hammer Drills)

NT139 SDS variant is suitable for use with drills that have an SDS chuck

Wear suitable eye and ear protection when using these products.