170pcs drill set

170pcs drill set hss twist drill set hss drill set metal box packing

170pcs drill sethss twist drill sethss drill set metal box packing

This style is 170PCS HSS DRILL (1-8*0.5)*10pcs (8.5-10*0.5)*5pcs

HSS straight shank twist drill

1.Material:HSS M42,M35,6542(M2),9341,4341,4241

2.Finish:Tin coated,coffee,bright,rainbow colour,Black oxide,Black flute & bright shank

3.manufactory process:roll forged,edge ground,fully ground

4.Standard:DIN 338 (jobber series)

                     DIN 340    (long series)

                     DIN 1897  (stub series)

5.Diameter:1mm-20mm

6.Flatted shank prevents slippage in three jaw chuck 

7.point angle:118 degree,135 degree split point

8.Advanced equipment and technology

9.certification:ISO9001

10.Very advantageous price

11.Quality guaranteed

We are a specialized manufacturer of HSS twist drills in China,we are not only provide all kinds of twist drills,such as HSS straight shank twist drills,taper shank drill,SDS drill bits,center drills,step drills,masonry drill,,wood working drill,flat wood bit,Hss reduced shank twist drills,hss hex shank twist drills and so on,but also provide normal combinations,special combinations according to your requiements.

If you want to know more,just feel free to contact with me.thanks

170pcs drill set