- Smallest diameter: 3 mm
- Largest diameter: 10 mm
- Drill set type: Metal drilling set
Twist drill sets, step drill sets and masonry sets
Within drilling and punching a drill bit set is the fastest route to a complete range of sizes. Every common diameter sits in one case, in order, and one glance shows which size is missing. That saves searching on assembly work, where the diameter changes with every fixing.
Choose on material first. An HSS twist drill set is meant for steel and other metals, a masonry set has a carbide tip for brickwork and concrete. If you drill through thin sheet, a step drill does the work of a whole set: the same bit makes increasing hole sizes and deburrs the edge as it goes, without a change of tool.
Then look at how the set is built up. Sets run from a handful of sizes to a case with dozens of bits, and a closed case keeps those sizes in place in the van and on site. Check that the shank suits the machine you work with, because not every shank shape turns in every holder. Finally, look at where the range stops: a set that ends at 10 mm or 13 mm covers routine work, and larger diameters ask for a separate bit or a step drill.
- Smallest diameter: 4 mm
- Drill set type: Stair drill set
- Supplied in: Storage box
- Smallest diameter: 32 mm
- Largest diameter: 132 mm
- Drill set type: Diamond drill bit set
- Smallest diameter: 1 mm
- Largest diameter: 10 mm
- Drill set type: Metal drilling set
- Smallest diameter: 4 mm
- Largest diameter: 12 mm
- Drill set type: Stair drill set
- Smallest diameter: 1 mm
- Drill set type: Metal drilling set
- Quantity per set: 25
- Smallest diameter: 3 mm
- Largest diameter: 10 mm
- Drill set type: Wood drill bit set
- Smallest diameter: 1 mm
- Largest diameter: 13 mm
- Drill set type: Metal drilling set
- Smallest diameter: 1 mm
- Drill set type: Metal drilling set
- Quantity per set: 25
- Smallest diameter: 3 mm
- Largest diameter: 10 mm
- Drill set type: Wood drill bit set
- Smallest diameter: 5 mm
- Largest diameter: 12 mm
- Drill set type: Hammer drill bit set
- Smallest diameter: 1 mm
- Quantity per set: 25
- Largest diameter: 13 mm
- Smallest diameter: 3 mm
- Largest diameter: 10 mm
- Drill set type: Mixed drill bit set
- Smallest diameter: 12 mm
- Largest diameter: 32 mm
- Drill set type: Wood drill bit set
- Smallest diameter: 1 mm
- Drill set type: Metal drilling set
- Quantity per set: 19
- Smallest diameter: 1 mm
- Largest diameter: 13 mm
- Drill set type: Metal drilling set
- Smallest diameter: 1 mm
- Largest diameter: 13 mm
- Drill set type: Metal drilling set
- Smallest diameter: 1 mm
- Largest diameter: 13 mm
- Drill set type: Universal drilling set
- Smallest diameter: 16 mm
- Largest diameter: 25 mm
- Drill set type: Hammer drill bit set
- Smallest diameter: 5 mm
- Largest diameter: 12 mm
- Drill set type: Hammer drill bit set