hobby hand tool files procision files knifmaker used needle files, you might find in a workshop or industrial arts shop. Their purpose in the chemistry laboratory is to score glass tubing to create clean breaks in the glass tubing. The proper technique is to make one deep groove in the tubing, and then with the groove pointing away from you, apply a small amount of pressure with your thumbs. The glass tubing will break easily and should have a fairly smooth edge, which should then be fire-polished.

1)T8, GCr15 as materials

2)normal cut teeth

3)size: 3mm*140mm/4mm*160mm/5mm*180mm

4)Customized is accept

5)used for small work pieces,

6)suitable for metal,copper,iron,stone,etc

Delivery Time :15 days after receipt the payment. And it according to the quantity

Payment Item: 70% T/T  before production, the balance before shipment

1.Our price is the best because we are the original manufacturer
fessional manufacturer with more than 20 years experience
3.Advanced facilities and experienced engineers, rich experience in file products
4.We have strict test and QC system to guarantee the high quality.
5.Quality guarantee, on time delivery,Moderate price.
6.Customer come first, your inquire will be highly valued.
7.Good after-sale service,we go all out to satisfy you. 

1.customized products available,We can produce according to your drawing
2.customer logo printing,labeling is available
3.superior customer service and after-sale service.

a.   Can we get the sample?
     Of course and the samples are free.
b.   How to get the free samples?
    Choose your interesting items (products).
    Pay the post fee or give us your express collect account.
    Give us your post information. And then we arrange the post.
c.    Can you make products obey my request? 
    Yes, we have a development team who has great experience in developing new products
     OEM/ODM are highly welcomed.