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Types of Sketching Pencils

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[1]

9B Very Soft Drawing, sketching, and shading
8B Very Soft Drawing, sketching, and shading
7B Very Soft Drawing, sketching, and shading
6B Very Soft Drawing, sketching, and shading
5B Soft Drawing, sketching, and shading
4B Soft Drawing, sketching, and shading
3B Soft Drawing, sketching, and shading
2B Soft Drawing, sketching, and shading
B Soft Drawing, sketching, and shading
HB Medium Writing as well as technical drawing
F Medium Writing as well as technical drawing
H Hard Marking crafts and technical drawing
2H Hard Technical drawing
3H Very Hard Technical drawings and detailed technical drawings
4H Very Hard Technical drawings and detailed technical drawings
5H Very Hard Technical drawings and detailed technical drawings
6H Extremely Hard For very special purposes
7H Extremely Hard For very special purposes
8H Extremely Hard For very special purposes
9H Extremely Hard For very special purposes

Formula 1 Tyres Table

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Formula One tyre compounds supplied by Pirelli
No. Compound details Tread Driving conditions Speed Grip Durability
C0
Hard

(white)

Slick Dry 6 – Slowest 6 – Least grip 1 – Most durable
C1
Medium

(yellow)

5 5 2
C2
Soft

(red)

4 4 3
C3 3 3 4
C4 2 2 5
C5 1 – Fastest 1 – Most grip 6 – Least durable
Intermediate

(green)

Treaded Wet

(light standing water)

Wet

(blue)

Wet

(heavy standing water)

No. Compound Details Tread Driving Condition Speed Grip Durability
C6
Ultrasoft

(Purple)

Slick Dry 12 — Fastest Grade 12 — Most Grip Grade 12 — Most Durability
C7
Hypersoft

(Pink)

11 11 11
C8 10 10 10
C9
Ultrahard

(Orange)

9 9 9
C10 8 8 8
C11 7 7 7
C12 6 — Slowest 6 — Least Grip 6 — Least Durability
  1. ^ Matthyssen, Matthew (2022-07-15). "Types of Pencils - Exploring Different Pencil Types for Art". artincontext.org. Retrieved 2023-09-07.