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


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  • ROTARY SHOULDER HANDBOOK

    DRILL PIPE Drill Pipe Proper break-in is probably the most important factor affecting the life of the tool joint connection. Here are some recommendations to follow: 1. Proper make-up torque is determined by the connection type, size, OD and ID and may be found in torque tables. If a torque range is

  • Drill string and components Table DS

    Most sizes of drill-pipe tubes come in light weight, standard weight, and one or more heavier than standard weights. Both the grade code and the weight code should be sten-ciled on the pin base for finished drill string assemblies. It is recommended that these two codes (grade and weight) also

  • Proxxon IBS/E Rotary Tool – Worth the Price? – workshoppist.com

    The premium quality and construction of the Proxxon IBS/E rotary tool come at a premium price point. Retailing typically above $100 as a minimal kit, the IBS/E is almost twice the price of similar tools from other name-brand manufacturers such as Dremel ( check current price at Amazon).

  • BAUER BG 28 H

    – Extension of drill axis to 1,400 mm – Hydraulically operated pin connection on the crowd sledge for easy mounting and removal of the rotary drive – Mast support unit – Mast extension 2 m or 3 m, hydraulically foldable and lockable – Three-sectional mast for Low Head and Giant Drill applications – Lattice mast extension

  • Drill Pipe

    to 100% more wall wear for API premium class drill pipe. Our drill pipe is available in standard sizes from 2-3/8 to 6-5⁄8 and comes in grades E, X, G and S. Focused on Customer Requirements Focusing on your needs is paramount to our company. During our manu-facturing process all tool joints are made to your requirements. Our

  • The Best Rotary Tools for DIYers 2021

    The DW660 uses spiral drill bits, like a standard power drill, to seamlessly punch through difficult materials. This rotary tool uses a simple mechanism for changing accessories and comes with both 1/4- and 1/8-inch collets. The power tool only comes with one bit, but can easily use a wide range for reliable cutting.

  • BAUER BG 36

    Quality is not an act, it is a habit. 1980´s Start of international equipment sales 2001 Bauer Maschinen established as independent company within the Bauer Group 2006 Stock market launch of BAUER AG, directed by Prof. Thomas Bauer 2014 With EEP Bauer sets new standards for efficiency − Quality and experience in specialist foundation engineering

  • Choosing the best rotary hammer to fit your needs | Boschtools

    Even With the Best Rotary Hammer - Hole Size Matters. In addition, each rotary hammer incorporates the flexibility to drill larger holes as well. Bosch SDS-plus hammers can handle carbide-tipped core bits from 2-1/2 up to 3-1/2, and SDS-max hammers can handle carbide-tipped core bits from three inches up to 6 and thru-hole bits up to 3-1/8

  • List of Drill Bit and Tap Sizes

    List of Drill and Tap Sizes. The drill size chart contains tools up to 1.5 inches in diameter, but larger tools are also commonly used. For each thread count, the equivalent thread pitch is provided and for metric taps, the approximate thread count is shown based on the pitch. Lastly, the recommended tap drill size is provided for each standard

  • Rotacan

    Rotacan Advanced Performance (AP) rotary drill bits are manufactured using aircraft quality steel and premium carbide grades to suit the toughest application. Computerized processes for designs, manufacturing with the latest in CNC equipment and controlled heat treatment ensure consistently high-quality drill bits.

  • Rotary Drill Bits » Mincon

    Mincon’s rotary tricone bits are manufactured using premium quality steel and use Mincon’s own tungsten carbide inserts that have been developed to suit the toughest applications. Key Features Unique bearing design with tighter tolerances for improved wear resistance Bearing journals with increased lubrication and reduced heat generation Arm design features wear buttons to reduce wear

  • Drillbitwarehouse – High Quality Drill Bits, Sets and Cutters

    Premium High Speed Steel Drill Bits- All Types. Large Drill Bits & Reamers Over 1/2 inch. 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.

  • The 10 Best Rotary Hammer Drills For Heavy Duty Reviews and

    This Bosch 11255VSR rotary hammer drill is one of the most powerful options out there if you are looking for a corded power drill. It comes with a 1-inch chuck size for easily using large-sized bits. You get an 8 amp electric motor in this hammer drill for powering this chuck that ensures that you do not run into power issues.

  • The Best Rotary Tools for DIYers 2021

    The DW660 uses spiral drill bits, like a standard power drill, to seamlessly punch through difficult materials. This rotary tool uses a simple mechanism for changing accessories and comes with both 1/4- and 1/8-inch collets. The power tool only comes with one bit, but can easily use a wide range for reliable cutting.

  • Drill String Design

    Example: Determine the critical rotary speed for a 10,000 ft drill string consisting of 5 in OD/4.276 in ID drill pipe and 800 ft drill collars Solution: Longitudinal rpm (Eq. 18) = 25.8 rpm Transversal rpm (Eq. 19) = 242 rpm Drill collar length Drill collars assumed to be fixed at the drill bit and free at the drill collar/drill pipe interface

  • BAUER BG 28 H

    – Extension of drill axis to 1,400 mm – Hydraulically operated pin connection on the crowd sledge for easy mounting and removal of the rotary drive – Mast support unit – Mast extension 2 m or 3 m, hydraulically foldable and lockable – Three-sectional mast for Low Head and Giant Drill applications – Lattice mast extension

  • Drillbitwarehouse

    High Speed Steel Drill Bits - All Types -Up to 1/2 inch in Diameters - Letter - Number and Fractional Sizes. The Best-value without sacrificing quality! Premium High Speed Steel drill bits have a 135 Degree Split point and are treated to outlast and out perform all the competition! You won't find a better high speed drill bit anywhere at this

  • Rotacan

    Rotacan Advanced Performance (AP) rotary drill bits are manufactured using aircraft quality steel and premium carbide grades to suit the toughest application. Computerized processes for designs, manufacturing with the latest in CNC equipment and controlled heat treatment ensure consistently high-quality drill bits.

  • BAUER BG 36

    Quality is not an act, it is a habit. 1980´s Start of international equipment sales 2001 Bauer Maschinen established as independent company within the Bauer Group 2006 Stock market launch of BAUER AG, directed by Prof. Thomas Bauer 2014 With EEP Bauer sets new standards for efficiency − Quality and experience in specialist foundation engineering

  • Mincon Rotary Catalog

    Our ROTARY TRICONE BITS are manufactured using premium quality steel and tungsten carbide grades developed to suit the toughest applications. Computerized designs, manufacturing processes and controlled heat treatment ensure only consistent, high quality drill bits are shipped from our factory. All rock was not created equal!

  • ROTARY DRILLING BITS AND DRILL STRING TOOLS

    including premium quality drill pipe, rotary subs and adapters, stabilizers, deck bushings, shock subs, and of course rotary bits. As the world’s premier supplier of roller cone bits, we provide products and expertise to improve drilling results across a full range from 159 to 406 mm holes (6 ¼ to 16 ). With both air and sealed bearing bit