KORDA's Bait Drills come in a choice of 1mm, 4mm, 6mm, or 8mm diameters, making them perfect for drilling out any hookbait and adding buoyancy to it, via the supplied cork rods. These are best used with boilies or nuts where you want to add some buoyancy, such as critically balancing a bait or making a snowman arrangement of your bottom baits - or even just if you accidentally leave your pop ups at home! The narrowest diameter drill bit is designed to drill a hole through hard baits that cannot be pierced with a bait needle, or certainly not without splitting them. It's perfect for things like air-dried boilies and pellets, and will drill a hole that can then be used to thread the hookbait onto your hair. The end of the Bait Drill features a small spike that can be inserted exactly where you want to make a hole, keeping the drill from slipping, and is designed to reduce the chance of the bait splitting during use. decreases. The Bait Drill has a black and green ergonomically designed handle, giving you a good grip for precision drilling. The 4mm and 6mm packs contain one Bait Drill and 6 cork sticks, the 8mm pack contains one Bait Drill and 4 cork sticks and the 1mm pack contains one Bait Drill without cork sticks. Spare cork sticks in 4mm, 6mm, and 8mm are also available, and are sold in packs of 10.