Description
- About this item
- Superior drilling performance：Center drill is made of high speed steel drill bit & quenching treatment shell designed. Superior drilling performance, high hardness and durability, reducing your working time by more than half. Satisfy all you demand： hinge drills come in 8 different sizes: 5/64', 7/64'', 9/64''*2, 11/64'', 13/64'', 5mm and 1/4". With 1 Hex key ， 8 replacement drill bits，and 1 Center Hole Punch. High-quality materials: Center Drill use of high-quality HSS high-speed steel. Center Hole Punch use of High Hardness Brass , not only high damage resistance, not easily broken. The service life is four to five times that of a common center drill. Excellent design: Automatic positioning center enhance accuracy and efficiency. Double-sided hole design - fast & automatic discharge Sawdust from the hole on both sides.Automatic Center Punch is heavy and well machined , and has a deeply knurled surface which means that more easily handling and control, Each metal hardened and chrome plated tip can last for hundreds of strikes . Multipurpose: Center Drill bit perfect for hinges, handles, drawer slides, woodworking . Suitable for professionals and woodworking enthusiasts.Center Punch for precise positioning in a variety of materials, which can be used as an awl for belts or glass window breaker for car safety ›See more product details
Feature 1. Suitable for most general purpose drills 2. Efficient and accurate positioning 3 double face with exhaust sawdust design 4. There are 8 high quality replacement drill bits: when the drill bit is damaged, only need to replace the drill bit that can continue to be used. Disassembly step 1. Prepare the center drill bit and hex wrench 2. Rotating hex wrench 3. Hold the top of the drill and gently rotate to unscrew the outer casing. 4. If you need to change the drill bit, just remove the broken drill bit and install the replacement drill bit. Package Included 8 * Tenghebao Center Drill (5/64', 7/64'', 9/64''* 2,11 / 64'', 13/64'', 5mm and 1/4") (with shell) 8 *Replace the drill bit 1 * hex wrench 1 * center punch
