Product Description


Part includes Lock Nut & Back-Up Screw (where applicable).
Straight Shank Collet Chucks
Short “Stubby” DA (Double Angle) Collet Holders 3.5″ – 6.2″ OAL
Replacement Lock Nuts &
Open-end hex wrenches
are also available
(Part Numbers In Table Below)
For use on CNC Mills

- Manufactured in USA from high grade, heat-treated alloy steel
- Black Oxide finish for corrosion prevention
- Comes equipped with inside back-up screw and Lock Nut
- Tighten lock nut with a standard open-end wrench (no special wrench needed, unlike other brands)
- Smaller diameter lock nut than most brands make these ideal for machining hard-to-reach surfaces.
- Useful on chuckers (manual or CNC), screw machines, and CNC lathes
- Shorter length lock nut than most other manufacturers’ makes these great for automatic screw machines
Table Of Dimensions
Chuck Part Number | D Shank Diameter | L Overall Length | L1 Lock Nut Length | D1 Lock Nut Diameter | Hex. Wrench Size | F Flat Width | Max. Dia. Thru Shank | DA Collet Series | Chuck Capacity | Wrench Part Number | Lock Nut Part Number |
TS300-0500 | 0.500 | 3.60 | 0.70 | 0.56 | 1/2″ | 0.18 | 1/4″ | DA300 | 1/64″ – 1/4″ | W-0500 | SNP-0500 |
TS300-0625 | 0.625 | 3.75 | 0.70 | 0.56 | 1/2″ | 0.22 | 1/4″ | DA300 | 1/64″ – 1/4″ | W-0500 | SNP-0500 |
TS200-0625 | 0.625 | 3.75 | 0.71 | 0.75 | 11/16″ | 0.22 | 3/8″ | DA200 | 1/64″ – 3/8″ | W-0687 | SNP-0625 |
TS200-0750 | 0.750 | 3.80 | 0.71 | 0.81 | 3/4″ | 0.27 | 3/8″ | DA200 | 1/64″ – 3/8″ | W-0750 | SNP-0750 |
TS100-1000 | 1.000 | 4.00 | 0.90 | 1.06 | 7/8″ | 0.32 | 9/16″ | DA100 | 1/64″ – 9/16″ | W-0875 | SNP-1000 |
TS180-1000 | 1.000 | 6.20 | 0.87 | 1.56 | 1-3/8″ | NONE | 3/4″ | DA180 | 1/32″ – 3/4″ | W-1375 | SNP-180 |
TS180-1250 | 1.250 | 6.20 | 0.87 | 1.56 | 1-3/8″ | 0.37 | 3/4″ | DA180 | 1/32″ – 3/4″ | W-1375 | SNP-180 |
TS180-1500 | 1.500 | 6.20 | 0.87 | 1.56 | 1-3/8″ | 0.40 | 3/4″ | DA180 | 1/32″ – 3/4″ | W-1375 | SNP-180 |
TS180-1750 | 1.750 | 6.20 | 0.87 | 1.56 | 1-3/8″ | 0.45 | 3/4″ | DA180 | 1/32″ – 3/4″ | W-1375 | SNP-180 |
Images in product gallery to the right
All back-up screws have 1/8″ hex. socket
DO NOT OVER TIGHTEN LOCK NUT, ALWAYS USE BACKUP SCREW