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ER40 PRECISION COLLETS 12PC SET 1/8- 1-1/8" Common Size

Part Number TP-209
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ER40 PRECISION COLLETS 12PC SET 1/8- 1-1/8" Common Size
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Made of high grade spring steel

Ground roughness is Ra0.4 Microns, plus overall fine polish

12PC Size:  1/8,
3/16, 1/4"; 5/16"; 3/8"; 1/2"; 5/8"; 3/4", 7/8", 1", 1-1/16", 1-1/8"

T.I.R.: 0.0003" or 5um. In order to make all collets running true, on your side, make sure your machine spindle and chuck holder running true, on my side, I'll make sure all those collets running in tenth.  

Special angled slots increase rigidity

Better overall balance of tool holder assembly

Protects tool holder from contaminants

Use with any standard ER collet chucks for coolant-thru tool applications.

Decent quality at reasonable price


Ship out from Chicago

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30 Days return policy