Made in USA machine tool accessories & collet chucks
The Sweetest Tooling on Earth Since 1977
NEW Metric SizeS AVAILABLE
ER COLLET EXTENSIONS &
"STUBBY" CHUCKS
Craftsman Industries, Inc. offers a variety of cost-effective products designed for machining with ER collets. Select from the following ER products:
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Straight Shank Collet Chuck Extensions up to 16" in length
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Straight Shank "STUBBY" Collet Chucks with shorter shank lengths
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Replacement lock nuts for all Craftsman Industries collet chucks
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ER Collets (ER11, ER16, ER20, ER25, ER32)
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Open-end hex. wrenches for tightening lock nuts (no special wrench needed)
Double-Ended
ER Chucks
(see below)
METRIC SHANKS NOW AVAILABLE
see details below
Contact your regular tooling supplier for pricing and ordering information or click on our distributor locator form to locate a distributor in your area or distributors selling online.
Scroll through our photo gallery of ER Collet Chucks
INCH SHANKS
METRIC SHANKS - new!
All back-up screws have 1/8" hex. sockets. Solid shank items have no thru-hole or backup screw.
*Extra-Long chucks (8"+) are limited supply, please verify availability before ordering. Other lengths/sizes may be available. Call/email for details.
DO NOT OVER-TIGHTEN LOCK NUT, ALWAYS USE BACKUP SCREW
SWISS-STYLE DOUBLE-END ER CHUCKS
ER11 - ER16 - ER20 - ER25
METRIC SHANKS NOW AVAILABLE
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Manufactured in USA from high grade, heat-treated alloy steel
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Black Oxide finish for corrosion prevention
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Wrench flats milled onto shank surface
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Tighten lock nut with a standard open-end wrench (no special wrench needed, unlike other brands)
INCH SHANKS
METRIC SHANKS - new!
ER lock nuts interchangeable with ER "mini" lock nuts of other manufacturers. Lock nut tightened with any standard open end wrench (no cup wrench needed). Open end wrenches also available for purchase.
AVAILABLE ACCESSORIES
OTHER PRODUCTS
DA300
DA200
DA100
DA180
"STUBBY" LENGTHS
EXTENSIONS & EXTRA LONG CHUCKS UP
TO 16" OAL
LOCK NUTS, WRENCHES
& COLLETS AVAILABLE
Open-End Check Nut Hex. Wrenches in Stock
(Part Numbers above)