Amazon.com: 1PC Tegara ER40 Rigid Tap Collet 1/8 3/16 1/4 5/16 7/16 1/2 3/8 5/8 3/4“ New 202-7379~202-7399(1PC) 
5C ER40 COLLET CHUCK TOOL HOLDER MILLING TOOLS - Amazon.com
29Pcs ER40 Collet Set 1/8" - 1" Fits For CNC Engraving Machine and Milling Lathe Tool GDAE10 Workholding Use Collets - Amazon.com
Centaur 400-542 RD/ER 40 RDT Axial Compensation Tapping Collets, 11/16 ANSI Tap Size: Amazon.com: Tools & Home Improvement
TECHNIKS 1" SUPER PRECISION ER40 COLLET .0002 ACCURACY CNC CHUCK MILL - Router Collets - Amazon.com
Amazon.com: DUPHA 1pcs ER40 High Precision Collet, CNC Lathe Collet Chuck 4.0-25.0mm Spring Collet Clamp for CNC Engraving Machine and Milling Lathe Tool (Hole Diameter : 1pc ER40-22.0mm) : Tools & Home
Amazon.com: 1PC Tegara ER40 Rigid Tap Collet 1/8 3/16 1/4 5/16 7/16 1/2 3/8 5/8 3/4“ New 202-7379~202-7399(1PC) 
R8-ER40 Collet Set, R8 Shank Collet Chuck Holder with 15Pcs ER40 Collets For Milling Machines - Amazon.com
Amazon.com: Accusize Industrial Tools ER40 Collet Chuck Extension Rod, 2.56 in. Shank Length, 1 in. Straight Shank Alloy Steel, 0223-0213 : Tools & Home Improvement
Centaur 401-168 RD 40 Rigid Tapping Collet, 8 Hand Tap Size, ER40#8: Amazon.com: Tools & Home Improvement
29 Pcs/Set ER40 Spring Collet for CNC Engraving Machine & Milling Lathe Tools, ER40 Precision Spring Collet Chuck Set 1/8" - 1" 29 Pcs - Amazon.com
Tegara CAT40 ER40 Floating Tap Tool Holder 202-7477 S[: Amazon.com: Industrial & Scientific
7/8" ER 40 High Precision Tapping Collet with Special Locking Design (0.0003"-0.0004" T.I.R.) Machinist Choice™ - Amazon.com
Finish Machining, High Precision 0.0005", ER-40 Collet Chucks Block Set of 2 Square and Hex Workholding Holder for CNC Lathe Engraving Machine - Amazon .com
Amazon.com: Accusize Industrial Tools 23 Pc Er40 Collet Set, Size from 1/8'' to 1'' in Fitted Strong Box, 0223-0935 : Tools & Home Improvement
Lyndex-Nikken ET40-381 Series ER40 Tap Collet, 0.381" Shank Diameter x 0.286" Drive Square, 3/8", M10 Size: Amazon.com: Tools & Home Improvement
Amazon.com: INPANOLS 23 Pcs ER40 Collet Set, 1/8"-1" Precision Spring ER40 Shank Chuck for Boring, Drilling, Tapping, Milling Lathe Engraving Tool : Everything Else
1/2" ER 40 High Precision Tapping Collet with Special Locking Design (0.0003"-0.0004" T.I.R.) Machinist Choice™ - Amazon.com
Amazon.com: Spring Collet CNC Lathe ER40 Collet Chuck 4.0-25.0mm Spring Collet Clamp Tool Holder for CNC Machine Milling Lathe Tool CNC Milling Chuck Holder Lathe (Size : 1pc ER40 15.0mm) : Tools
Amana Tool - 25-26mm Spring Collets ER40 (CO-244), Industrial Grade - Router Collets - Amazon.com
Utoolmart ER40 20mm Spring Collet Chuck for CNC Engraving Machine Lathe Milling Tool 1pcs - Amazon.com
Amazon.com: Accusize Industrial Tools R8 Shank Er40 Collet Chuck, 7/16'' -20 Drawbar End, Max T.I.R. 0.0002'' O.D to I.D. 0223-0240 : Tools & Home Improvement
Collet Chuck ER16 ER20 ER25 ER32 ER40 0.008 Accuracy Spring Collet Fit Engraving Machine Spindle CNC Lathe Tool Holder (Size : ER32-23mm) - Amazon .com
Amazon.com: 1PC Tegara ER40 Rigid Tap Collet 1/8 3/16 1/4 5/16 7/16 1/2 3/8 5/8 3/4“ New 202-7379~202-7399(1PC) 
uxcell ER40 Spring Collet 1/2" Chuck for CNC Engraving Machine Lathe Milling Tool - Amazon.com
uxcell ER40 20mm Spring Collet Chuck for CNC Engraving Machine Lathe Milling Tool - Amazon.com
7/8" ER 40 High Precision Tapping Collet with Special Locking Design (0.0003"-0.0004" T.I.R.) Machinist Choice™ - Amazon.com
Amazon.com: ER-40 Square Hex Collet Block Chuck Holder for CNC Lathe Engraving Machine (ER-40 Square) : Tools & Home Improvement
