Pricing Update as of September 24, 2026
Our raw material costs have risen by more than 50% in 2026. As a small manufacturer, we can no longer absorb rising material costs. Prices will increase January 1, 2027. We encourage early orders.
Wescon 396 Microstop - 1/4‑28 - 1/2" Cutter Capacity - External Nylon Foot
MADE FROM
American Steel

Every product we sell is built by us in the USA using American or DFARS materials. We never outsource, standing firmly by the quality of every tool we ship.
We believe in fair pricing driven by efficiency. While we are not the lowest-priced option on the market, our streamlined manufacturing ensures we aren't the most expensive, either.
We simply offer the highest quality tool for your dollar, and our customer service and shipping times are unmatched.
Product details
Configure
Skirt Style: External Thread (E)
Shaft Style: Tri-Flat (TF)
Stroke Option: 0.157 in (4mm) Shaft Travel (STANDARD)
Shaft Thread: 1/4-28 (STANDARD)
Downloads
Also referred to as
- 396-EN-TF
- Micro-stop 396-EN-TF
- Regulador Micrometrico 396-EN-TF
- Butee Micrometrique
- Micro-Stops de avellanado
- Gabbietta Micrometrica
- Countersink cage 396-EN-TF
- Micro stop drill cage 396-EN-TF
Variants: WES396 microstops
Wescon WES396 small capacity, tight space applications. microstop countersink cages. Inch and metric threads, nylon, phenolic or steel feet, for aircraft assembly. Made in USA. Browse the WES396 series
| Part Number | Lead Time | Cutter Thread | Cutter Capacity | Shaft Style | Skirt | Foot |
|---|---|---|---|---|---|---|
| WES396-EN-QC | Ships Next Business Day | 1/4-28 | 1/2 in | Quick Change | External Thread | Nylon |
| WES396-IN | Ships Next Business Day | 1/4-28 | 7/16 in | Round | Internal Thread | Nylon |
| WES396-IN-QC | Ships Next Business Day | 1/4-28 | 7/16 in | Quick Change | Internal Thread | Nylon |
| WES396-S | Ships Next Business Day | 1/4-28 | 1/2 in | Round | Straight | Â |
| WES396-S-QC | Ships Next Business Day | 1/4-28 | 1/2 in | Quick Change | Straight | Â |
| WES396-S-TS | Ships Next Business Day | 1/4-28 | 1/2 in | Threaded Shank (1/4-28) | Straight | Â |
| WES396-S2L | Ships Next Business Day | 1/4-28 | 1/2 in | Round | 2-Leg | Â |
| WES396-S3L | Ships Next Business Day | 1/4-28 | 1/2 in | Round | 3-Leg | Â |
| WES396-S3L-QC | Ships Next Business Day | 1/4-28 | 1/2 in | Quick Change | 3-Leg | Â |
| WES396-SCA | Ships Next Business Day | 1/4-28 | 1/2 in | Round | Straight Cutaway | Â |
| WES396-SCA-QC | Ships Next Business Day | 1/4-28 | 1/2 in | Quick Change | Straight Cutaway | Â |
| WES396-6-EN | Ships in 3 Days | M6x1 | 12.7 mm | Round | External Thread | Nylon |
| WES396-6-IN | Ships in 3 Days | M6x1 | 11 mm | Round | Internal Thread | Nylon |
| WES396-6-S | Ships in 3 Days | M6x1 | 12.7 mm | Round | Straight | Â |
| WES396-6-S2L | Ships in 3 Days | M6x1 | 12.7 mm | Round | 2-Leg | Â |
| WES396-6-S3L | Ships in 3 Days | M6x1 | 12.7 mm | Round | 3-Leg | Â |
| WES396-6-SEN | Ships in 3 Days | M6x1 | 12.7 mm | Round | Slotted External Thread | Nylon |
| WES396-6-SL | Ships in 3 Days | M6x1 | 12.7 mm | Round | Slotted | Â |
| WES396-EN | Ships in 3 Days | 1/4-28 | 1/2 in | Round | External Thread | Nylon |
| WES396-EN-TF | Ships in 3 Days | 1/4-28 | 1/2 in | Tri-Flat | External Thread | Nylon |
| WES396-EN-TS | Ships in 3 Days | 1/4-28 | 1/2 in | Threaded Shank (1/4-28) | External Thread | Nylon |
| WES396-ES-6-EN | Ships in 3 Days | M6x1 | 12.7 mm | Round | External Thread | Nylon |
| WES396-ES-6-IN | Ships in 3 Days | M6x1 | 11 mm | Round | Internal Thread | Nylon |
| WES396-ES-6-S | Ships in 3 Days | M6x1 | 12.7 mm | Round | Straight | Â |
| WES396-ES-6-S2L | Ships in 3 Days | M6x1 | 12.7 mm | Round | 2-Leg | Â |
Showing 25 of 304 part numbers with the shortest lead times. View all 304 WES396 microstop countersink cages
Switching from another manufacturer?
We’re here to help.
Our cross reference tool is the easiest way to find an equivalent or alternate part. If it’s not on our list, we’ll still be able to help you switch, perhaps even design a custom tool to your specification. Send us an email or give us call!
Don't let delayed shipments hold up your assembly line.
We frequently restock our most popular items. Most of our standard microstops are in stock. All our online orders are fulfilled out of Houston, Texas facility and ships same day on in-stock orders placed before 12 PM CST.
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