This DIY all-rounder is a must-have for any toolshed, featuring changeable heads ideal for all kinds of building tasks, from woodwork to masonry, concrete drilling and more.

• Drill bit set with 246 pieces for wood, metal, cement and plastic drilling
• 30 x HSS Twist drills with black finish
• 57 x Titanium coated bits
• 21 x Masonry drill bits
• 17 x Wood drill bits
• 4 x Flat wood bits
• 1 x Spade bit extension
• 6 x Nut drivers
• 66 × 25mm and 30 × 50mm Screwdriver bits with CR-V 6150
• 4 x Hole saws with 1 hole saw adapter
• 4 x Drill stoppers
• Plus 2 x Allen keys, a nail pouch, magnetic holder and countersink

Drill a huge range of surfaces at home on or on the worksite with the Certa 246 Piece Drill Bit Set that neatly stores and arranges drill bits for easy access.

Drill almost anything

This complete set lets you switch from drilling through concrete to woodwork, metal work, plastic and more in a flash. With a huge range of changeable heads, you’ll be prepared to switch instantly between jobs.

Ultra-strong metal

Power through the task at hand with screwdriver bits made from super strong CR-V 6150 steel and titanium coated bits that are ultra durable.

Neat, compact case

Take the tools you need with you, and keep them neatly organised so you’re always prepared for the job without rummaging around in a toolbox. This sturdy case is durable and compact, designed to make your DIY easy.

30 x HSS twist drills with black finish

1.0mm x 3
1.5mm x 3
2.0mm x 3
2.5mm x 3
3.0mm x 4
3.2mm x 3
3.5mm x 3
4.0mm x 4
5.5mm x 2
6.5mm x 2

57 x Titanium coated bits

1.0mm x 6
1.5mm x 6
2.0mm x 6
2.5mm x 6
3.0mm x 7
3.2mm x 6
3.5mm x 4
4.0mm x 4
4.5mm
4.8mm
5.0mm x 4
5.5mm x 2
6.0mm x 2
6.5mm x 2

21 x Masonry drill bits

3.0mm x 2
4.0mm x 2
4.5mm x 2
5.0mm x 2
5.5mm x 2
6.0mm x 3
6.5mm x 2
7.0mm x 3
8.0mm
9.0mm
10.0mm

17 x Wood drill bits

3.0mm x 4
4.0mm x 4
5.0mm x 3
6.0mm x 2
7mm
8mm x 2
10mm

4 x Flat wood bits

13mm
16mm
19mm
22mm

1 x Spade bit extension

150MM

6 x Nutdriver

6.0mm
7.0mm
8.0mm
9.0mm
10.0mm
11.0mm

66P x 25mm Screwdriver bit with CR-V 6150

14PC SLOTTED: (3mm, 4mm, 4.5mm, 5mm, 5.5mm, 6mm, 7mm) x 2 set
14PC PHILLIPS: #0 × 3, #1 × 4, #2 × 4, #3 × 3
14PC POZI: #0 × 3, #1 × 4, #2 × 4, #3 × 3.
8PC STAR: T10, T15, T20, T25, T27, T30, T35, T40
6PC SQUARE: S1 × 2, S2 × 2, S3 × 2
10PC HEX: 2 × 2, 3 × 2, 4 × 2, 5 × 2, 6 × 2

30 × 50mm Screwdriver bit with CR-V 6150

5PC SLOTTED: 3mm, 4mm, 5mm, 6mm, 7mm
5PC PHILLIPS: #1, #2 × 3, #3
5PC POZI: #1, #2 × 3, #3
7PC STAR: T10 T15, T20, T25, T27, T30, T40
3PC SQUARE: S1, S2, S3
5PC HEX: H2, H3, H4, H5, H6

4 x Hole saws with hole saw adapter

32mm
38mm
45mm
54mm

4 x Drill stoppers

3mm
5mm
6mm
8mm