A: 24/12 KNIPEX (open 01/12)

finchmark89

Day 18 : Win a KNIPEX Cobra® XS

https://www.knipex.com/en-uk/advent-calendar

Answer: Water pump pliers

finchmark89

Day 19 : Win a KNIPEX Metric WireStripper

https://www.knipex.com/en-uk/advent-calendar

Answer: 1) up to Ø 15 mm

finchmark89

Day 19 : Win a KNIPEX ErgoStrip®

https://www.knipex.com/en-uk/advent-calendar

Answer: Both

One-Eye

finchmark89 said:

Day 19 : Win a KNIPEX ErgoStrip®

https://www.knipex.com/en-uk/advent-calendar

Answer: Both

For Day 20, the question is:
Who is the KNIPEX ErgoStrip® (16 95 02 SB) suitable for?
As the text says "For right-handers (16 95 01 SB) and left-handers (16 95 02 SB)" so the "02" version is

2) for left-handers only

finchmark89

Day 21 : Win a KNIPEX TubiX® S

https://www.knipex.com/en-uk/advent-calendar

Answer: 2mm

from here: 
https://www.knipex.com/en-uk/products/pipe-cutter/knipex-tubix-s-pipe-cutter/knipex-tubix-s-pipe-cutter/903101

KJ1986

Day 22 : Win a KNIPEX BiX

https://www.knipex.com/en-uk/advent-calendar

Answer - 1) 40-50

I just installed the app and filtering by AR shows 44 items.

Lirael

Day 23: Door 23: Win a KNIPEX Composite Piper Cutter

https://www.knipex.com/en-uk/advent-calendar

Answer: 1) Through the rotational movement.

From here: https://www.knipex.com/en-uk/products/pipe-cutter/pipe-cutter-for-composite-and-plastic-pipes/pipe-cutter-composite-and-plastic-pipes-1/902525

Lirael

Day 24 (last day): Win a Modular X18 electric tool rucksack + Rennsteig products.

https://www.knipex.com/en-uk/advent-calendar

Answer: 3) Modular X18 electric tool rucksack (22-piece)

From here: https://www.knipex.com/en-uk/tool-backpack-modular-x18-empty?v=181515