HSS-E annular cutter with universal shank DNHC-2

HSS-E annular cutter with universal shank DNHC-2 System 1

HSS-E annular cutter with universal shank DNHC-2

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Loading Port:: China main port

Payment Terms:: TT OR LC

Min Order Qty:: 10 pc

Supply Capability:: 5000 pc/month

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DNHC-2

D.O.C. 25mm
Unit：mm
◎Universal shank for various magentic drills
◎Made of super tough high speed steel with mulit-cut geometry for ply-cutting and lower feiction to reach better performance of endurance and removal of chips
◎Applicable to hole cutting and process of annular groove on various magnetic drills and press.

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Type	Size
DNHC-20120	12*50
DNHC-20130	13*50
DNHC-20140	14*50
DNHC-20150	15*50
……‍‍	……
DAHK-20580	58*50
DAHK-20590	59*50
DAHK-20600	60*50
DAHK-20650‍‍‍‍‍‍	65*50‍

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Q:What's the difference between an impact drill and an ordinary electric drill?: An electric drill is a drilling machine that uses electricity as power. Is the power tools in the conventional products, but also the largest demand for power tools products. The electric drill is only available in the form of rotation, especially for drilling on materials that require little force, such as cork, metal, brick, tile, etc.. Just rely on the electric motor drives the drive gear to increase the strength of the drill bit rotation, do scraping in metal, wood and other forms of perforated material.

Q:Want to buy a hammer, with the decoration of the house, how much more appropriate aperture: Hammer can be used to punch a hole in the concrete on the wall, is not suitable for drilling metal or wood. So the best choice is to choose the multifunctional electric hammer, hammer or hammer drill drill two functions of peace. The utility model can be used as an electric drill in a horizontal drilling file, can be opened on metal or wood, and can also be used for screwing off screws when installing a cabinet. The hammer on the market are the basic functions of.

Q:Sharpening of drill angle when machining different materials: For drilling soft materials, the drill points can be sharpened. As to why such a grinding bit is made, it is because the harder material can hold the bit, so that the bit does not swing too much, and the diameter of the drilled hole can meet the requirements. Soft material drilling, if the drill is relatively flat, because the material is relatively soft, can not cover the drill bit, so that drilling out of the size of the hole is too poor.

Q:How do you drill a drill?: 1 used to hand as a fulcrum, hold the drill, the other hand holding drill tail;2 bit cutting edge level against the wheel at the level of the outer edge of the cutting edge and the edge of the wheel angle is about 60 degrees or smaller (standard 58-59 degrees);

Q:How many diamond grinding wheels should be used for an alloy bit?: If the hard alloy is generally 100 mesh coarse grinding, and then finishing 180, we have foreign customers dedicated to the electroplating grinding wheel are generally parallel to that, the two particle size. Plain drills and cutters use CBN wheels.

Q:How does the CNC lathe drill center to detail?: If the drill, on center is not very high, generally to come to the center point can drill bottom.If it is a center drill or hard alloy drill, the requirement is higher. At this point, the center height of the machine tool holder must be right, the center height is not right, and you are not to the center position

Q:What drill does 42CrMo use to drill better?: Drilled outlet, rotary car hole boring other shapes

Q:What do you mean by 5 times diameter drill?: 5 times a bit is the drill depth that can reach 5 times the diameter of the drill. For example, a drill with a diameter of 10 can process 50 deep holes.

Q:8mm iron expansion bolts with few drilling drill mm?: 8mm iron 12mm impact drill drilling expansion bolt, this is because the expansion bolt is normal, the bulk of the direction of 11MM, so we must use 12MM bit, if the use of a small number of bits, the expansion bolt is difficult in the walls, attention should be paid attention when the fastening nut screw slip.

Q:What's the difference between white, black, and yellow twist drills?: The yellowish brown drill, called cobalt cobalt drill in the industry, is the unspoken rule of the drill. Cobalt containing drills were originally white, produced by grinding, and when they were atomized at the later stage, they were made of yellow brown (commonly called amber), which is the best in circulation. M35 (Co 5%)

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