Think & Tinker, Ltd.
CNC router bits and carbide cutting tools with tutorials and technical guides
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ER Collet Kits

  • Steel : 4130
  • HRC 46
  • Taper : 8┬░
  • Surface Roughness Rz 2.5
  • Internal hole by boring machine
  • Clamping capacity ER8, ER11= 0.020" (0.5mm) , ER16, 20, 32, 40 = 0.039" (1mm )
  • Compatible with DR, RD, ESX, AR, & BR Series Collets
  • Collets: Degree of concentricity exceeds the DIN standard. 100% examined to TIRmax < 0.0003"
  • Nut: balanced to G2.5 for 20,000 RPM's
ER16 Collet adapter and collet set

ER16 Collet Kit (ER16 collet set with mini-nut and spanner)


Get $5 off shipping on Web Orders over US$50!
Item # Description Unit Price Enter Qty.
ERPG-ER20-843SET  ER20 Precision Grade Collet Set (contains 1/8in., 3/8in. & 1/4in. PG collets, calibration blank and 118 ml of ColletCare)   $77.05    Sale Price: $59.85 
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Open Monday - Friday, 08:30 to 16:30 Mountain Time.

Most orders received before noon ship within one business day,
subject to credit approval and item availability.
Orders with different billing and shipping
addresses may be delayed for address verification.