Bolelli Metal
HSS Center Drills
ISO 9001
Since 2005
Licensed Facility
Custom Production
Products

HSS Center Drills

SKU: HSP-203

High-speed steel center drills for centering before main drilling. DIN 333 / DIN 332 standards.

Reply within 24 hours · 7-14 day custom production · Export to Europe, China, Japan

Description

HSS center drills are used to mark center holes on workpieces before the main drilling operation.

Standards

  • DIN 333-A (plain form)
  • DIN 333-B (60° conical form)
  • DIN 332 (taper centers for pre-drilling)

Applications

  • Center-hole drilling on lathes and mills
  • Position locking before drilling operations
  • Steel, stainless, aluminum and cast machining

Suitable Workpiece Materials

HSS Center Drills is used to machine the following materials. For materials not listed, request technical support.

Mild steel
Carbon steel (≤45 HRC)
Aluminium & alloys
Plastic & POM
Brass & copper
Soft cast iron
Wood
Bakelite

Need a custom size or geometry?

Send a drawing, sample or CAD file — we'll respond with price and lead time within 24 hours.

FAQs about HSS Center Drills

What diameter sizes are available for HSS Center Drills?

Standard diameter ranges are in stock. For non-standard sizes/lengths we can produce custom in 7-14 days — just send a drawing or specify diameter and length.

Which coating options do you offer?

TiN, TiAlN, AlTiN and oxide coating options. We recommend based on the workpiece material.

Do you produce custom sizes and geometries?

Yes — share a drawing, sample or CAD file and we'll manufacture in your required dimensions. Single-piece production is also available.

What is your lead time?

Standard products ship from stock in 1-3 business days. Custom production is typically 7-14 business days. Express production available for urgent orders.

Do you ship internationally?

Yes — regular export to 25+ countries, primarily Europe, China, Japan, Taiwan. We manage shipping, insurance and customs.

RECYCLING SERVICE

We buy back your worn-out tool scrap

We buy your tungsten carbide, diamond and HSS scrap at top market prices for recycling. Scrap value is offset against your new order.