Neiko 01925A Screw-Extractor And Left-Hand Drill-Bit Set, Hss M2, 10 Pieces NEIKO 01925A Left Hand Bit and Easy Out Extractor Set. Remove broken screws whether working on wood or metal, ideal for construction, automotive or home DIY projects. Left hand drill bits prevent you tightening the bolt you are trying to remove while creating a whole to put the extractor in. In some cases the left hand drill bit will possibly remove the bolt or screw without needing the spiral flute. Step 1: Wear the proper safety gear such as safety glasses and gloves. Step 2: If necessary use a center punch to create a indentation in the center of your broken fastener. Step 3: Select a left handed drill bit that has a smaller diameter than your stuck fastener. Step 4: Carefully drill down aligned straight with the screw about 1/8th to 1/4 inch. Step 5: Insert the tip of your screw extractor (spiral flute), turn the tool counterclockwise. As you turn the extractor while forcing in the threads will grip or bite into the hole, continue turning counterclockwise and pull to completely remove the stripped or broken screw. Product Features BOLT EXTRACTORS: Extraction bits easily remove broken screws, studs, bolts and other fittings effectively. Stripped bolt remover and extractor works on seized bolts, broken fasteners, and commonly called an easy out. LEFT HANDED DRILL BIT: Left-hand drill bits are made from cobalt fortified high speed steel for increased durability and service life. Reversed drill bit are used for removing broken bolts or studs turning left to prevent further tightening of the bolt or screw. SPIRAL FLUTES: Unscrew tool with spiral flute bit dig into the screw, increasing grip as torque is applied for removal of screws, fasteners and bolts. Strip screw extractor kit gets those stubborn fasteners out. METAL CARRYING CASE: Stored in a durable metal index carrying case for easy organization and storage with all sizes that are clearly labeled. Carrying size for when WD40 or easy out lubricant doesn?t get the job done. INCLUDES: Sizes: Left hand bits / reversed drillbits - 5/64", 7/64", 5/32", 1/4", 19/64" and Matching Alloy Extractors (stud outs) - #1, #2, #3, #4, #5 in a red carrying case. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!