With today:
00:10 Why do ballpoints don’t come with caps but rollerballs and fountain pens do?
01:55 Should pen manufacturers make their own nibs?
08:30 Is it possible my nib has baby’s bottoms?
09:15 The intricacies of one-way shut-off valves (dry feeds, opening the valve)
This pen was kindly sent to me by Modern Fuel – thank you!
Measurements
Length (tip retracted): 147.1 mm/5.79”
Length (tip extended): 149.4 mm/5.88”
Diameter (barrel): 9.5 mm/0.37”
Weight (all): 41.5 g
This product was kindly sent to me by Wuben. Wuben gave me an affiliate link and a 20% discount code for my viewers (SBR20) – thank you!
This pen was kindly sent to me by Webson Gill – thank you!
Measurements
Length (capped): 144.1 mm/5. 76”
Length (uncapped): 135.8 mm/5.35”
Length (posted): N/A
Diameter (section): 8.5 – 10.3 mm/0.34 – 0.40”
Diameter (barrel): 7.5 – 13.2 mm/0.30 – 0.52”
Weight (all): 30.0 g
Weight (body): 20.5 g
Weight (cap): 9.5 g
This pen was kindly sent to me by Modern Fuel – thank you!
Measurements
Length (tip retracted): 138.3 mm/5.45”
Length (tip extended): 137.0 mm/5.39”
Diameter (barrel): 9.4 mm/0.37”
Weight (all): 22.5 g
A kind thank you to the inimitable Don Giuseppe Appelboom of the Appelboom Empire for sending me these pens.Measurements
Length (capped): 138.3.8 mm/5.45”
Length (uncapped): 127.1 mm/5.00”
Length (posted): 165.3 mm/6.51”
Diameter (section): 9.8 – 13.3 mm/0.39 – 0.52”
Diameter (barrel): 15.0 mm/ 0.59” (uniform)
Weight (all): 15.5 g
Weight (body): 9.5 g
Weight (cap): 6.0 g
These pens were sent to me by Anja from Papier und Stift – thank you!
Ballpoint
Measurements
Length (uncapped): 110.2 mm/4.34”
Diameter (section): 7.11 – 10.6 mm/0.28 – 0.42”
Diameter (barrel): 9.9 – 10.6 mm/0.39 – 0.42”
Weight (all): 34.5 g
Rollerball
Measurements
Length (uncapped): 114.1 mm/4.49”
Diameter (section): 6.80 – 10.6 mm/0.27 – 0.42”
Diameter (barrel): 11.4/0.45” (uniform)
Weight (all): 17.0 g
