
Big Idea Design
Ti Pocket Pro Pen
$75
Auto-adjusting EDC pen with telescoping body that accommodates different sized refills. The collet grip ensures a wiggle-free fit at the writing tip.
Signature Product$100
The most refill-friendly bolt action pen ever made. CNC machined with reversible deep carry pocket clip and compatible with hundreds of refill types.
Buy from Big Idea Design
Big Idea Design
$75
Auto-adjusting EDC pen with telescoping body that accommodates different sized refills. The collet grip ensures a wiggle-free fit at the writing tip.

Big Idea Design
$100
The ultimate refill-friendly pen accepting 750+ different refills without hacks or mods. Machined from solid titanium with adjustable length.

Big Idea Design
$89
TSA-friendly multi-tool featuring one-handed slide operation, bottle opener, screwdriver, universal wrench, and accepts standard utility razor blades.

Big Idea Design
$120
Pocket-friendly titanium screwdriver with push-button mechanism storing 8 hex bits. Includes deep carry clip, extension arm, and leather sheath.

Tactile Turn
$99
The signature Tactile Turn pen with a smooth bolt-action mechanism. Available in Standard, Short, and Mini sizes with precision-machined grooves for grip.

Machine Era
$69-$108
Bolt-action pen with smooth engagement action, fully machined body and clip, designed for optimal balance and fidget-friendly operation. Accepts Pilot G2 cartridges.

Inventery
$124
Grade 5 titanium construction for exceptional strength-to-weight ratio. The bolt action mechanism has been refined for even smoother operation in v.02.

Inventery
$99
303 stainless steel construction offers excellent durability and a refined brushed finish. Compatible with Parker-style refills.

Tactile Turn
$119
A slimmer profile bolt action pen for those who prefer a more refined grip. Same satisfying mechanism in a sleeker form factor.

Inventery
$99
The signature Inventery pen in raw brass that develops a unique patina over time. Features their iconic bolt action mechanism for satisfying tactile deployment.