Product Photos |
Product Description |
Procuct Name | Multi Stage Spiral Flute Replaceable HSS Step Drill Bit for Sheet Metal Drilling |
Size | 9-40mm (9mm, 12mm, 15mm, 18mm, 21mm, 24mm, 27mm, 30mm, 33mm, 36mm, 40mm-for Deburring) |
Material | HSS (Cobalt M35 is Available) |
Flute Type | Spiral Flute (Straight Flute is Available) |
Flute Number | Two Flutes (Single Flute, Three Flutes are Available) |
Shank | Three Flats Shank (Quick Change Hex Shank, Round Shank, Double R Shank are Available) |
Surface Finish | Bright (TiN, Black & Amber, Co-coated, Black Oxide, Black & Bright, TiAIN are Available) |
Package | One Piece in Double Blister or Plastic Tube |
Features |
1. Step drill bits are perfect for drilling and enlarging multiple-holes in thin sections of sheet metals, pipes, plexiglass, plastics, wood up to a thickness of 5mm. 2. 135° Split Point Tip: increases cutting speed with self-centering and the drills do not run off center. 3. A variety of hole diameters can be drilled using only one tool. 4. The dimension of drilled hole is exact. 5. Two Flute Design: provides longer life and better chip removal. 6. The Spiral Groove: creates better, less noise, less force has to be used. 7. Only for rotary use. |
Product Sizes |
We Can Produce All Sizes of Step Drill Bits as Your Requirement ,Please Contact Us If You Need.
Email:plstools@126.com
Contact person: 136-1529-8350 Mr. Liu
Factory Address:Xingye Road, Nixiang Industrial Park, Yaoxiang, Danbei Town, Danyang City