M42 bi-metal Hole saws 16mm-180mm specifications  

1, when cleaning the hole, try not handled correctly on a regular basis, select, control, tachometer and constantly add coolant to prevent blade cracking, such as using a high-speed drill used should be controlled during operation switch, do a on and off trying to reduce its speed, widely used on the drill press drill press drill holes used in conjunction.

2, perforated iron plate above 5mm, open 1mm around deep, and positioning drilling along the zigzag through a hole drilled, make it easier to row of iron filings

Metal steel, castings, aluminum and other metal fittings plastic sheet. various types of wood, plaster and other perforated sheet assignment

Metal Hole saws, open metal pipe remember to add coolant

1, cutting material must be fixed, cannot be moved, with the holes at a 90-degree angled

2, when the position when drilling through, note and slowly drill.

3, during the operation, such as an unusual or rows of cut is not ideal, stop working, after cutting to the next job.

4, assembling and disassembling please don't screw too hard, so as not to slide the screw

4, the thickness of processing 10MM, remove the positioning drill springs

5, widely used in various types of drill press, drill press, drill, electric hand drill used.

售后服务
1, the purchase process, no problem, please by telephone, QQ, or Email to contact us, we will negotiate with you various problems encountered during the shopping process.
2, if the goods can be received on time at the end of it in a week, we receive the customer's enquiry, the query immediately, and to give customers the most timely response to the question.
3, if the damage occurred during transportation, we will not be liable for any losses, but we can do our best to packaged products, communicate with the freight and transportation losses are reduced to a minimum.
4, our timely delivery, and damage occasioned by delay in cargo delivery time, we do not assume liability and compensation.
Shopping tips
Cameras and computers showed the reason, objects and pictures may be shades and color requirements, please contact us in advance. Otherwise deemed acceptable may be a small deviation some color. The inconvenience please forgive me!
Floating due to raw materials is relatively large, and accompanied by vicious price competition on the Web, makes it impossible for our each product price is very accurately demonstrated in front of the customer, the price shown here is for reference only! Need to contact!