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WES1625 collets are the standard quick change series. They fit any standard quick change drill motor and the Wescon WES1750 quick change chuck. Load a standard straight shank drill into the collet once, then swap collets in and out without tools as the job moves between hole sizes.
Eight stock sizes from #50 (0.070 in) to F (0.257 in), including #40, #30, #21, #20, #10 and 3/16 in. Custom bore sizes are made to order. Made in USA.

Standard series quick change drill collets for quick change drill motors and the WES1750 chuck. Standard shank drill bits from #50 (0.070 in) to F (0.257 in). 8 stock sizes, custom sizes on request. Made in USA.
| Part Number | Chuck Type | Mount Type | Size | Lead Time |
|---|---|---|---|---|
| WES1625-10 | Collet Chuck | Quick Change | #10 (0.1935in) | Ships Next Business Day |
| WES1625-1875 | Collet Chuck | Quick Change | 3/16 (0.1875in) | Ships Next Business Day |
| WES1625-20 | Collet Chuck | Quick Change | #20 (0.1610in) | Ships Next Business Day |
| WES1625-2500 | Collet Chuck | Quick Change | 1/4 (0.2500in) | Ships in 2 Weeks |
| WES1625-30 | Collet Chuck | Quick Change | #30 (0.1285in) | Ships Next Business Day |
| WES1625-40 | Collet Chuck | Quick Change | #40 (0.0980in) | Ships Next Business Day |
| WES1625-50 | Collet Chuck | Quick Change | #50 (0.0700in) | Ships in 2 Weeks |
| WES1625-F | Collet Chuck | Quick Change | F (0.2570in) | Ships Next Business Day |
Looking for equivalent parts from other manufacturers?
Cross Reference SearchWescon USA’s precision drill chucks and quick-change adapters are engineered to eliminate bottlenecks, delivering rapid tool transitions for aerospace mechanics without ever sacrificing concentricity.
Designed for seamless integration into heavy-duty aircraft assembly lines, our Quick-Change Chucks (including the WES1750 and WES1760 series) serve as direct, high-precision upgrades and drop-in replacements for legacy Magnavon tooling. Our pull-collar quick-release systems are fully compatible with industry-standard Boeing quick-change drill bits. This direct compatibility ensures that mechanics can utilize the exact tooling systems and surplus bits their assembly floors already stock.
Manufactured 100% in the USA from premium aircraft-grade materials, our drill chucks mount effortlessly to standard and right-angle pneumatic drill motors. For tight-clearance operations, our specialized short-series collet chucks feature a precise 120-degree seating angle and 1/4"-28 female threads, allowing the use of standard aircraft drill bits in restrictive airframe structures.