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Mills bomb
Photo: J-L Dubois · Wikimedia Commons · CC BY-SA 3.0
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Millsbomb

Hand Grenades · United Kingdom · 1915
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Millsbomb

Mills bomb
Mills bomb Photo: J-L Dubois · Wikimedia Commons · CC BY-SA 3.0
* Absolute score — assessed within category · no era adjustment
Lethality
40
Fragmentation Effect
35
Throw Range
20
Fuze Reliability
50
Type Versatility
10
Compactness
70
Ease of Use
85
Consistency
60
Technology
15
Cost
90
Origin United Kingdom
CategoryHand Grenades
EraWorld War I
In service1915–1972
Operators13 countries
Quantity75
Data Quality88%
MASS(Military Archive Scoring System)
44
Hand Grenades MASS Rating
6/9
World War I
83/116
All-Time
Hand Grenades · 10 axes scored
Lethality
40
Fragmentation Effect
35
Throw Range
20
Fuze Reliability
50
Type Versatility
10
Compactness
70
Ease of Use
85
Consistency
60
Technology
15
Cost
90
ⓘ Regardless of era, the same scoring system applies to all units in the hand grenades category.
01 / Overview
Mills bomb
Production
1915–1972
Quantity
75
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
HAND GRENADES · WORLD WAR I
6
PERFORMANCE/PRICE
95
UNIT COST (2025 USD)
—
44
hand grenades category
ⓘ Performance/Price and MASS score are computed across all units in the hand grenades category, regardless of era.
02 / Specs & Design
◎General6MOD.6
  • Weapon TypeHand grenade
  • Service Entry Year1915
  • Weight0.765 kg
  • Calibre61 mm
  • Length95.2 mm
  • In ServiceYes
◈Operation3MOD.3
▣Performance2MOD.2
  • Effective Range15 m
  • Projectile Weight765 g
◇Warhead & Effect6MOD.6
◆Ammunition1MOD.1
  • Ammunition TypesBaratol
▤Production3MOD.3
  • Total Production75
  • Operators20
  • Variants5
03 / History
SERVICE LIFESPANRetired
  1. 1914First deployment: World War I
  2. 1915Production started
  3. 1972Production ended
111
years in service
57
years in production
75
units produced
0
countries operating
ⓘ The producing country no longer actively operates it. 13 countries retired it.
04 / Operators
📖 TERMS ON THIS PAGE2terms
High Explosive (HE) round: an artillery or mortar projectile containing explosive filler designed to inflict damage through blast and fragmentation effects.
A single-use or disposable underbarrel grenade launcher is a type that is intended to be used once and then discarded, often due to its low cost or limited functionality.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources
📖 ENCYCLOPEDIA Browse the Hand Grenades entry →