Drill Bits

Drill bits are cutting tools that are used to remove different types of materials to create a hole, generally always in a circular motion. Having the right size and the right type of bit is a key factor in ensuring the highest standard of work and ensures you can drill with confidence and accuracy.


Common types of drill bits



  • Twist – The most common type of drill bit and ideal for drilling wood, plastic, and metals. They are generally made from HSS and are suited to general household DIY tasks, as well as professional applications like maintenance and engineering.

  • Masonry – The TCT drill bits are the best to use when drilling brick, block, stone and mortar and are most commonly used in the construction industry. They are generally used with a hammer power tool for more effective results.

  • SDS (Slotted Drive System) – These have a special shank that fits into the chuck of an SDS power tool. The SDS system delivers a higher standard and more efficient results than a standard hammer drill when working with harder materials like concrete.

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Description Price Diameter Drill Bit Type Type Material Overall Length
RS Stock No. 545-878
Mfr. Part No.A100 2.50MM
BrandDormer
SGD2.658
Each (In a Pack of 5)
units
2.5mm Twist Drill Bit Jobber HSS 57 mm
RS Stock No. 545-806
Mfr. Part No.A100 1.00MM
BrandDormer
SGD3.476
Each (In a Pack of 5)
units
1mm Twist Drill Bit Jobber HSS 34 mm
RS Stock No. 178-046
Mfr. Part No.01620425
BrandDormer
SGD3.42
Each (In a Pack of 5)
units
1.2mm Twist Drill Bit Jobber HSS 38 mm
RS Stock No. 178-125
Mfr. Part No.A100 1-70
BrandDormer
SGD2.556
Each (In a Pack of 5)
units
1.7mm Twist Drill Bit Jobber HSS 43 mm
RS Stock No. 773-102
Mfr. Part No.A225-BS3
BrandDormer
SGD10.47
Each
units
2.4mm Centre Drill Bit - HSS 2 in
RS Stock No. 545-840
Mfr. Part No.A100 2.00MM
BrandDormer
SGD2.384
Each (In a Pack of 5)
units
2mm Twist Drill Bit Jobber HSS 49 mm
RS Stock No. 794-7410
Mfr. Part No.2FRA0021.5
BrandDormer
SGD24.06
1 Box of 10
Box(es)
1.5mm Twist Drill Bit Jobber HSS 40 mm
RS Stock No. 792-260
Mfr. Part No.A110-12MM
BrandDormer
SGD43.10
Each
units
12mm Twist Drill Bit Long HSS 205 mm
RS Stock No. 794-7265
Mfr. Part No.A0023.5
BrandDormer
SGD15.55
1 Box of 5
Box(es)
3.5mm Twist Drill Bit Jobber HSS-TiN 70 mm
RS Stock No. 545-812
Mfr. Part No.A100 1.50MM
BrandDormer
SGD3.402
Each (In a Pack of 5)
units
1.5mm Twist Drill Bit Jobber HSS 40 mm
RS Stock No. 178-153
Mfr. Part No.A100 1-90
BrandDormer
SGD2.344
Each (In a Pack of 5)
units
1.9mm Twist Drill Bit Jobber HSS 46 mm
RS Stock No. 794-7527
Mfr. Part No.A1084.5
BrandDormer
SGD82.58
1 Box of 10
Box(es)
4.5mm Twist Drill Bit Jobber HSS 80 mm
RS Stock No. 794-7293
Mfr. Part No.A0024.5
BrandDormer
SGD17.71
1 Box of 5
Box(es)
4.5mm Twist Drill Bit Jobber HSS-TiN 80 mm
RS Stock No. 794-7414
Mfr. Part No.2FRA0022.0
BrandDormer
SGD21.56
1 Box of 10
Box(es)
2mm Twist Drill Bit Jobber HSS-TiN 49 mm
RS Stock No. 794-7280
Mfr. Part No.A0024.2
BrandDormer
SGD14.77
1 Box of 5
Box(es)
4.2mm Twist Drill Bit Jobber HSS-TiN 75 mm
RS Stock No. 178-080
Mfr. Part No.A100 1-4
BrandDormer
SGD2.544
Each (In a Pack of 5)
units
1.4mm Twist Drill Bit Jobber HSS 40 mm
RS Stock No. 794-7259
Mfr. Part No.A0023.2
BrandDormer
SGD13.37
1 Box of 5
Box(es)
3.2mm Twist Drill Bit Jobber HSS-TiN 65 mm
RS Stock No. 794-7274
Mfr. Part No.A0023.9
BrandDormer
SGD15.99
1 Box of 5
Box(es)
3.9mm Twist Drill Bit Jobber HSS-TiN 75 mm
RS Stock No. 794-7423
Mfr. Part No.2FRA0022.5
BrandDormer
SGD22.29
1 Box of 10
Box(es)
2.5mm Twist Drill Bit Jobber HSS-TiN 57 mm
RS Stock No. 794-7240
Mfr. Part No.A0023.1
BrandDormer
SGD13.02
1 Box of 5
Box(es)
3.1mm Twist Drill Bit Jobber HSS-TiN 65 mm