Sealey Ak8189 Left Hand Spiral Drill Bit Set 5Pc

Product Information

Using a left-handed drill bit to remove the bolt is a straightforward process that takes only a little bit of time. Here is a step-by-step guide to help you accomplish this task.

Left-hand bits are mostly used to drill out broken-off bolts or screws. A right-hand drill bit will screw it in further, while a left-hand bit will unscrew it. Things I Like About This Product: The slanted case helps keep everything intact, while the drill bit sizes are conveniently converted to decimals, in addition to the standard fraction form. The bright and untreated finish makes it easier to drill through different materials without leaving stains.Countersink: Also called "screw pilot bits," these are used to drill pilot holes or holes that let screws sit flush to the surface of the wood. They also have a spiral flute design that produces fast chip ejection for easy drilling. In addition to all this, they have shorter cutting lips that reduce torque for drilling in high-tensile strength materials. Single-Cut Mill Flat File: Every machine shop or auto repair garage should have a sharp Single-Cut Mill Flat File on hand. The flutes and cutting edges are precision ground for more precise cutting and improved performance. A 35° Split Point design eliminates skating, improves, penetration, and decreases the likelihood of breakage. The tap and drill selection chart is very helpful for those who are new to power drills and drill bits, and the sturdy case keeps the wide range of bits from falling out or twisting around the inside of the kit when in transit.

So, how do you use the lefthanded drill bit to extract the broken portion of the fastener? Here are the steps on how to use left hand drill bits. Step 1: Ensure the bolt is flat Things I Like About This Product: The molybdenum M7 steel construction means it’s a special kind of HSS, which can be used for tougher projects. I also like the solid steel case which protects the bits better than plastic ones.Things I Like About This Product: The metal case can keep the bits protected better than plastic containers. I also like the anti-chip split point to help ease cleaning in between operations. It also has many drill bit sizes to choose from.