Contact Form

Send your inquiry to Wuxi Rolls Excavator Parts Factory,China manufacturer.

Contact Info

Strict quality process control and management ensures
product quality and accountability.


Email : [email protected]


Worktime : 08:30-17:30 (Beijing Time)


  • The Best Drill Bits for Metal (Buyer's Guide)

    The following drill bit sets rise above the competition and will help you make holes in myriad metals. BEST OVERALL: Hymnorq 1/16 Inch to 1/4 Inch 13PC Drill Bits Set. BEST BANG FOR THE BUCK

  • The World's Best Drill Bits πŸ‘ (Aug. 2021)

    1 The 10 Best drill bits: comparison table. 1.1 Best Overall: #1 Best Seller in Hex-Shank Drill Bits - COMOWARE Titanium Twist Drill Bit Set Review; 1.2 Self-centering: #1 Best Seller in Core Drill Bits - Werkzeug Self Centering Hinge Tapper Core Drill Bit Set Review; 1.3 Easy-to-change: Bosch Clic-Change 3-Piece Self-Centering Drill Bit Review

  • Drill Bits

    48 In Stock SHOCKWAVE RED HELIX 21/64" Titanium Impact Drill Bit (T31410) $5. . 98 In Stock SHOCKWAVE RED HELIX 5/16" Titanium Impact Drill Bit (T31417) $5. . 48 In Stock SHOCKWAVE RED HELIX 11/32" Titanium Impact Drill Bit (T31395) $6. . 98 In Stock TiN Coated Center Drill Set, 60 Deg., 4-Pc.

  • Drillbitwarehouse – High Quality Drill Bits, Sets and Cutters

    M42 Premium Cobalt Drill Bits - Up To 1/2 inch. Premium Cobalt Drill Bits 9/16 Up To 1-1/2 inches. Concrete, Asphalt & Masonry Drill Bits. PENETRATOR Bits for Concrete and Rebar. Titanium Drill Bits - For Increased Life. Super Titanium-Carbide Multi-Purpose.

  • Universal Diamond Milling Bit for Enlarging and Shaping

    This is a save money tool because with just one standard core bit + one FPU you are able to create many different hole sizes, without needing to buy several different core bits. FPU is manufactured with top quality raw materials and high end production processes to grant outstanding performances. It can be used with any standard grinder.

  • Best drill bits for metal and stainless steel

    PC Electrics. May 28, 2011. #12. I have a set of Erbauer titanium from Screwfix (I would link, but don't want to incur the wrath of the mods). It is vital to lubricate any drill bit when drilling metal. You can buy proper cutting oil, but any lube will do, a drop of 3in1 or WD40. It keeps the tip cool too and prevents the sharp edges burning out.

  • Carbide Drill Bits: Everything You Need To Know | CTP

    Cobalt drill bits have a recognizable gold color. Although it looks like a coating, it's not, and is the result of a β€œbaking” process that the drill bits go through. It may wear off with use, but this won't impact the quality of the drill bit. Cobalt drill bits can be sharpened without losing their strength.

  • Best Drill Bits Reviews 2021 | Recommendations from Pros

    It takes a particular bit to get through tile and glass without shattering the workpiece. In our opinion, the best drill bit for tile (also the best drill bits for glass) can be found in the Bosch 8-piece glass and tile bit set. These bits use a wedge-shaped high-quality carbide tip with a reinforced head.

  • Drill Bits For Sale

    B00316 - 3/16” Drill Bit Split Point With 1/4" Shank. The Castle woodworking 3/16” drill bit is a split point bit. It is best used with a No.8 screw in softer materials such as melamine or pine. Used with a No.8 screw, the 3/16” hole will provide a slip fit for easy screw insertion. When you are

  • Top 15 Best Drill Bits On The Market (2021 Reviews)

    CO-Z SDB-0000 High-Speed Steel Step Drill Bit is an excellent choice for those who want the best of the best step drill bits. These are well-made, durable, and usable for many different applications. They will last a long time, even with heavy use, and can be used for sturdy materials without being broken or damaged.

  • Get To The Point With The Best Drill Bits for Hardened Steel

    Top 3 drill bits for hardened steel picks. Best Overall: Titanium Drill Bit Set. Besides being a big name, the Titanium Drill Bits has a patented pilot point and a patented bar design that makes the bits able to cut through anything with a breeze. Best Quality:Drill America 29 Piece M35 Cobalt Drill Bit Set.

  • The World's Best Drill Bits πŸ‘ (Aug. 2021)

    511 Reviews. COTODO Auger Drill Bit. COTOD O's impressive auger bit is excellent for making holes in the ground or mixing seeds, soil, or even paint. Made of heavy-duty steel, it's compatible with a drill as small as 3/8 inch (or bigger), and the recommended voltage is 18V or higher.

  • China Down The Hole Bit Manufacturer and Supplier, Factory

    Down The Hole Bit Dedicated to strict high-quality management and considerate shopper company, our experienced team associates are normally available to discuss your requirements and ensure full shopper gratification for Down The Hole Bit, Tapered Drill Rod 11 Degree , Rc Drilling Hammer , T38 T45 Dth Button Bit , INGERSOLL-RAND .

  • Drill Bits Buying Guide | Lowe's

    Black oxide-coated HSS drill bits have a finish designed to help resist corrosion and increase durability. They last longer than basic HSS bits and work well on a variety of materials including metal, hardwood, softwood, PVC and fiberglass. Titanium-coated HSS drill bits produce less friction. They're tougher than basic HSS bits and stay sharp longer.

  • Quality Down The Hole Drilling & Tricone Drill Bit factory

    CIR170 Down The Hole Hammer With 200mm Diameter Button Bits For Water Well Drilling. Materials: Atlas Copco Secoroc DTH Hammer. Name: SD DTH Hammer. Model: DTH Hammer Bits And Hammers. Get Best Price.

  • 10 Best Drill Bits [2021 Reviews & Guide]

    3. DW1587 Spade Drill Bit Set Best Spade Drill Set for Clean Holes. This spade bit kit is ideal to quickly bore clean holes for framing, electrics, plumbing, and more. Each one of the shanks has been heat treated for added protection against bending or breaks. The spade bits have an optimized groove that removes chips when cutting.

  • Drill Bit Types

    Auger bits are capable of drilling very large holes with ease and are designed only for drilling into thick, hard and dry timber. The screw thread at the tip of the drill bit draws the drill bit into the material – eliminating the need to push – whilst the single-spur cutting edge scribes the circumference of the hole for a smoother finish and the large flutes on the drill bit rapidly

  • 10 Best square hole drill bits | For a drill press [2021]

    Delta 17-924 vs. Powermatic 1791096. The Delta 17-924 and the Powermatic 1791096 are the two best options if you need a premium quality set of square hole drill bits. Both offer excellent bang-for-the-buck, and you really can't go wrong regardless of which one you choose. The 17-924 set is the one to go for if versatility is your main priority.

  • The 8 Best Drill Bit Sets for Metal in 2021 (Including for

    Best Hex Shank Drill Bits: Amoolo Hex Shank Drill Bit Set. Best Black Oxide Drill Bits: 14-Piece Set Black Oxide Coated Twist Drill Bit Set. Best Step Drill Bits: CO-Z Cobalt Multiple Hole Drill Bit Set. Find out more about these top drill bits and learn what hundreds of reviewers had to say about them. 1.

  • Plastic

    Hex-Shank Combination Drill Bit/TapSets for Drills and Screwdrivers. Drill and tap holes in a range of diameters. With a drill bit point to drive into the workpiece, these tools can drill and tap holes in a single step. Connect them directly to drills, power screwdrivers, and other tools that accept a 1/4" hex shank.

  • Hole Saw Drill Bits

    A hole saw is a type of accessory for drills capable of making very large holes in a variety of materials. Most hole saws operate via a central pilot drill that bites into the material first. Then, a cylindrical saw blade of a specified diameter follows it and makes a perfect circular hole. The central hole saw drill bit is part of a detachable