These pens, nibs and accessories were kindly sent to me by the people behind Drillog – thank you for your generosity!

Measurements
Classical Mirage (Blue)
Length (capped): 121.4 mm/4.78”
Length (uncapped, nib installed): 108.7 mm/4.28”
Length (posted):  N/A
Diameter (section): 15.4 mm/0.61”
Diameter (barrel): 15.4 mm/0.61”
Weight (all): 30.0 g

Classical Spiral (Burgundy)
Length (capped): 121.4 mm/4.78”
Length (uncapped, nib installed): 109.2 mm/4.30”
Length (posted):  N/A
Diameter (section): 15.4 mm/0.61”
Diameter (barrel): 15.4 mm/0.61”
Weight (all): 44.0 g

Twins Spiral A (Double-Ended)
Length (capped): 120.9 mm/4.76”
Length (uncapped, nib installed): 109.7 mm/4.32”
Length (posted):  153.4 mm/6.04”
Diameter (section): 10.4 mm/0.41”
Diameter (barrel): 10.4 mm/0.41”
Weight (all): 26.0 g

Classical Material AL Garnet Red
Length (capped): 121.7 mm/4.79”
Length (uncapped, nib installed): 109.2 mm/4.30”
Length (posted):  N/A
Diameter (section): 10.4 mm/0.41”
Diameter (barrel): 10.4 mm/0.41”
Weight (all): 30.0 g