Cobalt Drill Bit Set 8mm 10pc HSS 5% Co Twist Drills for Metal

£37.49 inc. VAT

10-piece cobalt drill bit set with matching 8mm HSS twist bits and 5% cobalt for drilling harder materials and keeping spares ready for repeated jobs.

  • Material HSS
  • Size 8mm
  • Drill Bit Type Twist
  • Drill Bit Size 8 mm

All specifications

In stock, ready to dispatch

Free UK Tracked 48, est. delivery Mon 16 – Tue 17 Nov

Royal Mail aims to deliver Tracked 48 in two to three working days.

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All delivery options
Tracked 48Free
Tracked 24£2.99
Next day courier£6.99
Click & CollectFree · WS8
International trackedfrom £13.49

Product code: CT6133 · Brand: Neilsen

About this product

A 10-piece twist drill bit set in 8mm size, made from HSS with 5% cobalt for tougher drilling work. Built for buyers who regularly need the same hole size, it gives you matching spare bits ready to hand when working on harder materials.

Used across garages, workshops, site toolboxes and home sheds, this cobalt drill set suits both trade and DIY jobs where 8mm holes come up more than once. It is a practical option for vehicle maintenance, fabrication, repair work and general drilling tasks where harder stock can wear ordinary bits more quickly. Keeping several identical bits together also helps when one needs changing out mid-job, so you can carry on without stopping to search for a replacement.

The 8mm size across all 10 bits makes this a straightforward stock-up set for repeated use, replacements or splitting between different tool kits. The HSS construction with 5% cobalt is intended for harder materials, making it a sensible choice for regular drilling where durability matters. For workshop use or home maintenance, having a full pack of the same size helps keep common jobs moving and reduces the chance of being caught short when a spare is needed. It is also useful for keeping matching bits organised in the garage, van or shed, especially when 8mm drilling is part of routine repair or fitting work.

Twist drill bit set specifications

  • Contents: 10-piece cobalt HSS drill bit set, all in 8mm size.
  • Material: HSS drill bits with 5% cobalt.

Using HSS cobalt drill bits

  • Application: Made for drilling into harder materials.
  • Use: Handy for repeated jobs where 8mm holes are needed more than once.
  • Storage: Useful as spare stock for workshop, garage, site kit or home shed use.

A practical choice for regular drilling, replacements and keeping spare 8mm bits close by.

Specifications

Product codeCT6133
BrandNeilsen
Material

HSS

Type

Twist Drill

Size

8mm

Set or Single Item

Set

Drill Bit Type

Twist

Drill Bit Size

8 mm

Number of Items in Set

10

Drill Bit Material

HSS Cobalt (M35)

Cobalt Content

5%

Barcode (EAN) 5055282061336

Delivery & returns

UK delivery

  • Royal Mail Tracked 48Aims to deliver in two to three working daysFREE
  • Royal Mail Tracked 24Next working day delivery aim£2.99
  • Next day courierNext working day aim, where available£6.99
  • Click & Collect, Brownhills WS8Usually ready next working dayFREE
  • International trackedOutside the EU and USA (paused for now)from £13.49

Order by 8am UK time, Mon–Fri excluding bank holidays in England and Wales, and we usually send it the same day; otherwise, the next working day. Delivery aims count from when we send it.

Returns

  • 30 days to change your mindTell us within 30 days of delivery, then send it back within 14 days. You pay return postage
  • Faulty or wrong? We pay return costsYour legal rights continue after 30 days

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