Yangoutool Step Drill Bits High Speed Steel Hss Woodworking Metal

In stock
Item Dispatch Within 3 days

Size :3PCS Spiral Coated

A variety of diameter sizes of drilling, reaming, chamfering, deburring and drilling.
Unique step structure, one drill can open various sizes of aperture, a ladder drill to a box bit.
Scope of application: automotive sheet metal, repair and modification, bridge doors and windows, home appliances.
Can be used for the following equipment: hand-held drilling machine, drilling machine milling machine, machining center.
Titanium alloy coating reduces friction and they are more durable than uncoated drill bits.HSS(High speed steel) has a longer service life.

1. Material: High Speed Steel 4241 (Used for the hardness of the material which is below 25°, like iron board, steel board, PVC board, Insulation board, etc.)
2. Surface: Titanium Plated
3. Groove Type: Spiral Groove
4. Shank: 1/4” Hexagon Shank
5. For Drilling in: thin iron plate, aluminum, insulation panels, PVC panels 4mm thickness within the timber

4-12mm: 9 Steps (4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm,12mm)
4-20mm: 9 Steps (4mm, 6mm, 8mm, 10mm, 12mm, 14mm,16mm,18mm,20mm)
Automatic Center Punch:
7.4 x 2.6 x 0.7 inches

  • 【SET INCLUDES:】3-Piece HSS Groove Step Drill Bit (4-12/ 4-20/ 4-32mm ) + 1 Automatic Center Punch.
  • 【QUALITY MATERIALS】Forged from titanium coated high speed steel. Make these spiral groove step drill bits has high hardness.
  • 【ANTI-SKID DESIGN】The spiral groove step drill bits adopts groove design, help the electric drill clamp it more firmly, prevent sliding or falling off during rotation.
  • 【WIDE APPLICATION:】Perfect Step Drill Bits for home DIY and general building supervision / engineering use. Ideal used to drill holes in various material like iron plate, aluminum plate, wood, PVC sheet, insulation boards, etc.
  • 【AFTER SALES WARRANTY:】If you have any questions about our spiral groove step drill bits , please contact us directly and we will try our best to service you.
Free shipping to USA and Canada. Delivery 2-3 weeks
  • Free Shipping Canada USA
  • Secure Shopping Guaranteed
  • 100% Customer Satisfaction
  • Track your order
You have successfully subscribed!
This email has been registered