Brown Finish Hex Shank Glass Drill Bits
* Spear point reduces cutting pressure for cleaner holes.
* Cuts a perfectly round hole without chipping or breaking.
* Best result with lower rpm and good cooling with water, vinegar and turpentine.
* For use with rotary drills only.
* For drilling glass, tile, mirrors and ceramics.
* Grooved hex shank prevents slipping in drill chuck or bit extension.
* Fits all standard 1/4" quick change chucks.
* Drill Set are available.
Specification:
Metric Sizes (mm):
|
Item No.
|
Dia.
|
Over Length
|
|
600300BH
|
3.0mm
|
55mm
|
|
600400BH
|
4.0mm
|
55mm
|
|
600500BH
|
5.0mm
|
55mm
|
|
600600BH
|
6.0mm
|
65mm
|
|
600650BH
|
6.5mm
|
65mm
|
|
600800BH
|
8.0mm
|
75mm
|
|
601000BH
|
10.0mm
|
90mm
|
|
601200BH
|
12.0mm
|
90mm
|
|
601300BH
|
13.0mm
|
90mm
|
|
601600BH
|
16.0mm
|
90mm
|
|
602000BH
|
20.0mm
|
90mm
|
Fractional Sizes (inch):
|
Item No.
|
Dia.
|
Over Length
|
|
600310BH
|
1/8"
|
55mm
|
|
600390BH
|
5/32"
|
55mm
|
|
600470BH
|
3/16"
|
55mm
|
|
600630BH
|
1/4"
|
65mm
|
|
600790BH
|
5/16"
|
75mm
|
|
600950BH
|
3/8"
|
90mm
|
|
601270BH
|
1/2"
|
90mm
|
|
601580BH
|
5/8"
|
90mm
|
|
601900BH
|
3/4"
|
90mm
|
|
