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Class Information
Number: 408/144
Name: Cutting by use of rotating axially moving tool > Tool of specific diverse material
Description: Device including a tool composed of a plurality of particularly recited materials.

Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8540463 Twist drill Sep. 24, 2013
8393831 Indexable drill and drill body Mar. 12, 2013
8388280 Step drill bit Mar. 5, 2013
8342780 Shielded PCD or PCBN cutting tools Jan. 1, 2013
8328473 Drill and method of producing printed circuit board Dec. 11, 2012
8317439 Cutting tool Nov. 27, 2012
8272815 Boring tool and method of boring pilot hole Sep. 25, 2012
8272816 Composite cemented carbide rotary cutting tools and rotary cutting tool blanks Sep. 25, 2012
8206067 Ceramic drill bit for high-speed drilling of composites Jun. 26, 2012
8087854 Cutting tool Jan. 3, 2012
8070399 Drill point for one-shot drilling of sandwich panels and similar Dec. 6, 2011
8043035 Coated drill and method of making the same Oct. 25, 2011
7922428 Coated bore cutting tools Apr. 12, 2011
7753627 Single-lip drill and method for the production thereof Jul. 13, 2010
7722299 Twist drill May. 25, 2010
7658575 Machine reamer Feb. 9, 2010
7603999 Metal bonded drilling and boring tool Oct. 20, 2009
7467915 Modular drill Dec. 23, 2008
7393163 Drill with improved cutting insert formation Jul. 1, 2008
7367758 Ceramic bit for high speed drilling May. 6, 2008
RE40297 Two-piece rotary metal-cutting tool and method for interconnecting the pieces May. 6, 2008
7320565 Edge-carrying drill, method for the manufacture of the drill, and drilling tool comprising such a drill Jan. 22, 2008
7306410 Twist drill with a replaceable cutting insert and a rotary cutting tool with a replaceable cutting insert Dec. 11, 2007
7306411 Drill with groove width variation along the drill and double margin with a thinning section at the tip Dec. 11, 2007
7275898 Threading tap for cutting threads in blind holes and methods of its manufacture Oct. 2, 2007
7270504 Cutting tool for metal working as well as method in the production of cutting tools Sep. 18, 2007
7244081 Drill adapter for drill having central and lateral cutting inserts Jul. 17, 2007
7241085 Drilling tool for holemaking in metallic workpieces Jul. 10, 2007
7241088 Threading tap for cutting threads in blind holes and methods of its manufacture Jul. 10, 2007
7226670 Work piece with a hard film of AlCr-containing material, and process for its production Jun. 5, 2007
7214009 Drilling tool May. 8, 2007
7147413 Precision cemented carbide threading tap Dec. 12, 2006
7144208 Low torque tap Dec. 5, 2006
7097396 Drill bit Aug. 29, 2006
7048480 Twist drill with a replaceable cutting insert and a rotary cutting tool with a replaceable cutting insert May. 23, 2006
7008150 Twist drill for drilling, a drill with a cutting insert, and a replaceable cutting insert for a twist drill Mar. 7, 2006
6986627 Cylindrical bore head tool with hard metal cutters Jan. 17, 2006
6935816 High stiffness composition tool bar Aug. 30, 2005
6913428 Tool for the precision machining of surfaces Jul. 5, 2005
6899495 Rotatable tool for chip removing machining and appurtenant cutting part therefor May. 31, 2005
6874978 Boring bit and methods for manufacturing boring bits Apr. 5, 2005
6851418 Metal bonded drilling and boring tool Feb. 8, 2005
6840717 Rotatable tool having a replaceable cutting head at the chip removing, free end of the tool Jan. 11, 2005
6723391 Method for producing cutting tools Apr. 20, 2004
6695551 Rotatable tool having a replaceable cutting tip secured by a dovetail coupling Feb. 24, 2004
6688817 Drill for drilling, a method for making a drill for drilling, and a cutting tool Feb. 10, 2004
6676342 Drill with specialized drill point geometry Jan. 13, 2004
6669414 Method and a device for manufacturing a tool and a tool made by the method Dec. 30, 2003
6663326 Cutting tip and manufacturing method thereof Dec. 16, 2003
6655882 Twist drill having a sintered cemented carbide body, and like tools, and use thereof Dec. 2, 2003

1 2 3 4 5

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