Drill and drive screws cordless, with an adjustable clutch to avoid stripping the screws.

Set of 29 pieces, HSS-E cobalt drill bits in plastic case, DeWalt DT4957-QZ
Key features
- Application materialMetal
- Pieces per pack29
- Height (cm)23
- Weight (kg)1,38
- Drill materialHSS-Co
- PackPlastic case
What it is
The DeWalt DT4957-QZ set is a complete assortment of 29 HSS-Co bits, the cobalt high-speed steel designed for drilling metals. The bits, with a flat shank, are organised in a plastic case weighing 1.38 kg, which gathers a wide range of diameters in a single container.
The drill bit set is an assortment of bits of different diameters, usually in a case or pouch, that keeps the most commonly used sizes to hand.
What it is for
Used for drilling steel, stainless steel and aluminium, on a pillar drill or with a hand-held drill and in workshop machining of steel, aluminium and alloy parts.
How to use it
Choose the size according to the hole required and the material. After use, clean the bits and put them back in their slots in order of diameter. Worn or blunt bits are replaced or resharpened. Keep the case closed and dry.
Where it is used
- Mechanical engineering industry
- Mechanical workshops
Technical data
- Application material: Metal
- Pieces per pack: 29
- Height (cm): 23
- Weight (kg): 1,38
- Drill material: HSS-Co
- Pack: Plastic case
- Length (cm): 13,2
- Shank connection: 3 flat
Who it is for
Designed for metal fabricators, industrial maintenance technicians and mechanics.
Related products
- Set of 6 pieces, HSS-E cobalt drill bits in plastic case, DeWalt DT4956-QZ
- Set of 23 Black and Gold metal drill bits DeWalt DT70729-QZ
- Punches alphabet set Metrica — from the category Scribers and Punches
- Cordless permanent magnet drill XR 18V brushless DeWalt DCD1623N-XJ — from the category Pillar Drills
- Steel bench vice Fervi 0140/100 — from the category Vices and Clamps
- Browse the whole category: Metal Drill Bits
Before you order
In your request, please state the length, the connection type and the quantities required, so we can give you the right quotation first time.
For prices and availability, request a quote from AMES Srl: we will reply with our quotation, delivery times and, where needed, an equivalent technical alternative.
Specifications 8
| Application material | Metal |
|---|---|
| Pieces per pack | 29 |
| Height (cm) | 23 |
| Weight (kg) | 1,38 |
| Drill material | HSS-Co |
| Pack | Plastic case |
| Length (cm) | 13,2 |
| Shank connection | 3 flat |
The perfect setup for this job
Everything you need in one place, from functionality to safety.
For the job
Drill precise, perpendicular holes with the workpiece clamped beneath the bit.
Mark lines and centres on metal before drilling and drive out pins and dowels.
Lubricate two-stroke engines, chains, compressors and hydraulic systems, reducing wear.
For safety
Protect eyes and face from fragments, dust, splashes and impacts.





