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Bin Dividers for CRAFTSMAN Small Parts Organizers
Fits CMST40730 (30‑Bin), CMST40739 (39‑Bin), CMST40709 (9‑Bin)
3D Printed by BTN Craftworks
These precision‑fit dividers upgrade the flexibility of your CRAFTSMAN small‑parts organizers, giving you the internal customization the original units never included. Designed to slide securely into the molded channels inside each drawer, they create stable, separated compartments for hardware, craft supplies, electronics components, and other small items.
Compatibility
CRAFTSMAN CMST40730 – 30‑Compartment Organizer
CRAFTSMAN CMST40739 – 39‑Compartment Organizer
CRAFTSMAN CMST40709 – 9‑Compartment Organizer
Also fits other organizers with similar internal slot spacing and drawer dimensions (see measurements below).
Divider Dimensions
Two divider sizes are available to match the slot layout inside these organizers:
Large Divider: approx. 4 in × 2.125 in (≈ 101.6 mm × 54 mm)
Small Divider: approx. 2 in × 1.125 in (≈ 50.8 mm × 28.6 mm)
These measurements make it easy to check compatibility with other brands or storage systems that use similar drawer geometries.
Features
Exact Fit — Designed around the internal slot geometry of the CMST40730, CMST40739, and CMST40709 systems for a snug, wobble‑free fit.
Customizable Layouts — Split drawers into two or more sections to organize screws, fasteners, beads, connectors, and other tiny parts.
Durable Construction — 3D printed from strong, rigid material that holds up to daily workshop, garage, or craft‑room use.
Fills a Real Gap — CRAFTSMAN does not offer OEM dividers for these organizers; these inserts provide the missing functionality users have been asking for.
Made in the USA — Designed and 3D printed by BTN Craftworks.
Ideal For
Hardware and fasteners
Electronics components
Jewelry and craft supplies
Fly‑tying materials
Sewing notions
Any small items that need clean, separated storage
Fits CMST40730 (30‑Bin), CMST40739 (39‑Bin), CMST40709 (9‑Bin)
3D Printed by BTN Craftworks
These precision‑fit dividers upgrade the flexibility of your CRAFTSMAN small‑parts organizers, giving you the internal customization the original units never included. Designed to slide securely into the molded channels inside each drawer, they create stable, separated compartments for hardware, craft supplies, electronics components, and other small items.
Compatibility
CRAFTSMAN CMST40730 – 30‑Compartment Organizer
CRAFTSMAN CMST40739 – 39‑Compartment Organizer
CRAFTSMAN CMST40709 – 9‑Compartment Organizer
Also fits other organizers with similar internal slot spacing and drawer dimensions (see measurements below).
Divider Dimensions
Two divider sizes are available to match the slot layout inside these organizers:
Large Divider: approx. 4 in × 2.125 in (≈ 101.6 mm × 54 mm)
Small Divider: approx. 2 in × 1.125 in (≈ 50.8 mm × 28.6 mm)
These measurements make it easy to check compatibility with other brands or storage systems that use similar drawer geometries.
Features
Exact Fit — Designed around the internal slot geometry of the CMST40730, CMST40739, and CMST40709 systems for a snug, wobble‑free fit.
Customizable Layouts — Split drawers into two or more sections to organize screws, fasteners, beads, connectors, and other tiny parts.
Durable Construction — 3D printed from strong, rigid material that holds up to daily workshop, garage, or craft‑room use.
Fills a Real Gap — CRAFTSMAN does not offer OEM dividers for these organizers; these inserts provide the missing functionality users have been asking for.
Made in the USA — Designed and 3D printed by BTN Craftworks.
Ideal For
Hardware and fasteners
Electronics components
Jewelry and craft supplies
Fly‑tying materials
Sewing notions
Any small items that need clean, separated storage

