Screw Machine Standard Stub HSS Left Hand Drill Bit

 

Product description: 1.Left hand drill bits are ideal for extracting broken, righthand threaded studs and bolts.Designed for use in reversible drills, lathes and milling machines.

1.jpg

 Product Description
Product Name  Straight Shank Screw Machine Standard HSS Left Hand Drill Bit for Metal Drilling 
Material  HSS 4241 4341 6542-M2  (Cobalt 5% M35 is Also Available)
Process  Fully Ground
Standard  Screw Machine Length  (DIN338 / Jobber Length is Also Available)
Size  3/64" - 1/2"
Point Angle  118 Degree  (135 Degree Split Point is Available)
Flute Type  Type N Left Hand Cutting  (Left Hand Broken Screw Extractor is Available)
Surface Finish  Bright  (Amber Color, Titanium Coating, Black & Gold, Black Oxide, Rainbow Color are Also Available)
Package  One Piece Packed in PVC Bag, Skin Card or Double Blister
Features

1.Left hand drill bits are ideal for extracting broken, righthand threaded studs and bolts.Designed for use in reversible

drills, lathes and milling machines.
2.Unlike right handed drill bits, the drilling action will assist to loosen sheared off bolts or studs rather than tightening them

further.And made for drilling into hardened steel bolts for creating pilot holes for screw extractors.
3.These unique drill bits are used with your drill operating in reverse and are designed to aid in drilling out broken and 

sheared bolts and studs
4.Left Hand  Drills for use in left hand rotation of multiple spindles, gear driven drilling heads, screw machine operations, and lathes.
5.Bit is constructed of M2 high speed steel for the best combination of strength, heat resistance, and wear resistance.
6.The fully ground twist drill bit has a more precise concentricity.

 Product Sizes

 

DIN1897Stub.jpg

* Other Sizes are available,Concact Us to Learn More.


x
WeChat Close
the qr code