TCT hole saw(Thick metal) HTTS-B D.O.C. 1

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Product Description:

HTTS-B


D.O.C.  1” 

Made of high quality solide carbide tips , reduce the damage of tips , increase the endurance

Assembled with high quality center drill and spring

Maxium cutting depth of 15mm on solid plate with pistol drill , and 25mm on solid plate with magnetic drills

Shank diameter 10mm for hole saw Φ16mm~34mm , and Shank diameter 13mm for hole saw Φ35mm~100mm.


Type
Size
HTTS-B06255/8"*1"
HTTS-B068711/16"*1"
HTTS-B07503/4"*1"
…………
HTTS-B41254-1/8"*1"
HTTS-B41504-1/4"*1"
HTTS-B45004-1/2"*1"



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Q:What is a two center drill? What's the function?
The drill has two centers in the axial direction, generally used for reaming and used in salt gypsum layers, mainly to make drilling tools easy to pass through.
Q:How big is the screw hole at the back of the torch chuck, Is it a rebound?
If the chuck is to be assembled, stop the spindle from turning, and some have a rectangular edge that clamps the parallel edge with a thin, corresponding opening.
Q:What's the difference between full mill and rolling twist drill?
The full grinding twist drill is made of Kunlun twist drill, which is especially high cost, especially durable, and can be used by 1 of them for more than 300 eyes! It is awesome, and playing is stainless steel.
Q:How do you tell which materials are used in the test?
The commonly used twist drills are the hardness HRC62~68 of high speed steel (W18Cr4V or W9Cr4V2) after quenching.
Q:How do the new pros or cons drill the drill bit without the key?
This is the hand chuck chuck, is divided into two parts, the front end is used for elastic, rear end is fixed, you want to unload the drill, left to right back to the front to turn in the opposite direction can be loose, Anhui, Bozhou, great electrical firm opened, welcome patronage. Address is: Wanfu market, B building, No. 76-77, which is the general agent of broad brand. Cost-effective
Q:How big expansion screw does the 6mm bit have?
Expansion screw generally refers to the metal expansion screws, expansion screws fixed, but the use of wedge slope to promote expansion, friction, grip force, to achieve fixed effect. One end of the screw is threaded, and the other has taper. Outside the bread (some tin pipe), iron cylinder (steel tube) has several half incision, put them together into the wall lay the hole, then the lock nut, the nut screw pull, pull cylinder taper iron, iron cylinder is open up, so tightly fixed on the wall, generally used for protection bar, awning, air conditioning and other fastening in the cement, bricks and other materials. But its fixed is not very reliable, if the load has a larger vibration, may be loose, so it is not recommended for the installation of ceiling fans.
Q:How to polish drill bit?
An angular grinder cannot grind a drill bit. You must grind a drill bit on a sander, and you are a layman, and you may not sharpen it even if you have it.There are so many fake twist drills, you can only buy them and buy more.
Q:Construction drills, woodworking drills, high-speed steel drills, shapes and uses, what's the difference?
There are two types of woodworking drills. One is a carpenter's twist drill. The other is a flat drill. Woodworking twist drill is generally called woodworking drill, the head is 3 with spines, the middle of the long, needle. The sides are slightly shorter with a cutting edge. The blade has an opening. The flat head of a carpenter's drill is flat. A small hole in the center. The top is needle shaped. Without blade, (actually, the blade is at the ends of the flat head, in contrast to the opening of the shape) There are two kinds of handles, plain and six angles.
Q:What steel blade drill bit, hardness above 70
A diamond bit is a drill bit for cutting edges. The drill bit is an integral bit, the whole drill bit has no moving parts, the structure is relatively simple, with high strength, high wear resistance and impact resistance, it is one of the three new drilling technologies in the world in 1980s. Field use shows that the diamond bit in the soft - hard strata drilling, have the advantages of high speed, more footage, long service life, stable operation, less accidents, downhole wellbore quality etc.. The diamond bit not only can be used for a long time, but also can be reused. The diamond bit recovered from the factory can be used almost as well as the diamond bit produced by the factory. It can save drilling cost in large amount.
Q:M3 threaded hole. The bottom should choose large diameter drill bit
What do you not know about screw diameter reduction? M3 the pitch is 0.5, that is, 3-0.5=2.5.. If it is a piece, it can be larger. Choose 2.55 to 2.6 of the drill bit. All other materials are 2.5.

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