Matches 1 - 50 out of 74 1 2 >
Match Document Document Title
6273652 Plug cutter with radial relief and plug ejecting portion  
A plug cutter is described that is rotatable about an axis of rotation. the plug cutter has a main body having a longitudinal axis coinciding with the axis of rotation. The main body defines a bore...
5681134 Device for cutting frustoconical plugs from a board  
A device for cutting truncated dowels from a board, with a device including a one-piece cutting body shaped as a hollow cylinder and having a concentric clamping shank. The cutting body is provided...
5433121 Center core extracting drill bit  
A core extracting drill bit is provided including an elongated hollow body including a forward cutting end and a second rearward rotary torque input end. The body defines a central chamber therein...
5304020 Cutting tool for making cylindrical bores  
A cutting tool for making cylindrical bores includes two or More cutting inserts and radially or approximately radially directed blades which leave an uncut core, as well as chip removal devices...
5098234 Hollow drill for fabric and the like  
A hollow drill for fabric and the like is comprised of a hollow shaft having highly polished inside and outside surfaces and an outside diameter of preferably not more than 0.130 inches. A tip...
5054971 Apparatus for removing damaged portions of rubber components  
The present invention refers to an apparatus for removing damaged portions of rubber components, in particular of steel-braced radial-ply tyres, including a driven and rotating tool. The tool (1)...
5049010 Metal cutting tool  
A metal cutting tool is disclosed which includes a cylindrical cutting body (12) having an outer cylindrical surface (13) approximating the size of the hole desired and an inner wall (14) which...
4693641 End mill with throw-away tip  
An end mill comprises an end mill body and a throw-away tip mounted on a forward end of the end mill body so as to be spaced from an axis thereof. A core receiving recess is formed at a center of a...
4652185 Hole saws  
A device for removing waste plugs from hole saws comprising a plug member positioned internally of a hole saw and retained therein by means of screws or other projections which extend outwardly...
4632611 Paper drill  
A drill for a paper drilling machine. The drill is made of two separate parts, namely a cutting bit of hollow generally cylindrical form having an annular cutting edge at one end, and a hollow...
4616964 Carbide drill  
At the top surface of a drill head, one or two tips are fixed radially with a little clearance from the axis of rotation, and thereby a nonmachining zone is formed around the axis of rotation. Each...
4595321 Plug cutter  
A woodworking tool for cutting plugs including a generally cylindrical, hollow bit having its working end open and of a wall thickness tapering from the working end, the wall having a through...
4589807 Hole production tool  
Apparatus for cutting a circular hole in a workpiece having relatively low compression strength, including a hollow cylindrical drill having, at its outer terminal end, an annular cutting edge of a...
4373839 Drill bit  
A drill bit comprises a body having a shank portion and an end face at its forward end. The drill bit body has at the forward end a cutting means having at least one cutting edge provided on the...
4351349 Pipe repair kit apparatus and method  
Apparatus and methods facilitating isolation of a pipe segment for repair thereof include releasable reclosable means for gripping the pipe exterior, a first conduit extending through the...
D262630 Drill bit  
4256421 Self-threading nut  
This invention relates to a self-threading nut which is utilized to hold a replacement shock absorber within the cylinder housing of a vehicular suspension system commonly referred to as a...
4201502 Method and apparatus for tap hole reaming  
A pouring ladle is mounted on a carriage which is movable along a track by a motor drive coupled thereto through an overrunning clutch. Movement of the carriage along the track is interrupted at a...
4177867 Self-drilling dowel with an inclined rolling head  
A self-drilling dowel consists of a tubular-shaped member with a drilling head at one end. The drilling head is formed of a plurality of teeth each having a tip. The tip of the teeth are all...
3954347 Drilling machine  
An improved drilling machine for cutting holes for knobs and latches in metal-clad doors comprises a supporting framework for the door and a hollow drill arranged to be moved upward from the...
3537338 COUNTERSINKING TOOL  
3512519 ANATOMICAL BIOPSY SAMPLER  
3130763 Drills for cutting wooden plugs with cross grain  
3066554 Apparatus for cutting holes in thin flexible webs  
3044341 Drilling, reaming and tapping screw  
2978002 Plug cutter  
2963058 Drill and drill head  
2820519 Double hole paper drilling device  
2670537 Lawn sprinkler head cleaner  
2626667 Hollow drill assembly  
2606615 Hollow drill  
2359881 Coring machine  
2358153 Center drill point extractor  
2319528 Apparatus for drilling holes in stone  
2034490 Coring device  
2027139 Tubular boring tool  
1951978 Weeding tool  
1932239 Cutting machine  
1870108 Mechanism for sawing tubes from ingots  
1808472 Paper drill  
1781863 Cutting tool  
1557464 Cutter drill  
1493457 Drill head  
1460617 Stump remover  
1348190 Chuck for button-cutting machines  
3714690 Title is not available  
3559514 Title is not available  
1185380 Title is not available  
1095706 Title is not available  
1065456 Title is not available  
Matches 1 - 50 out of 74 1 2 >