Toolholder Collets, Bushings & Tool Holders
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TURNING MILLING GRINDING WORKHOLDING >

Hardinge > is committed to being your SINGLE SOURCE for all of your workholding and industrial products. Well known for high accuracy and preci- sion, Hardinge can provide any gripping solution known to the machinist, as well as some unknown! Our product line includes collets, step chucks, 3-jaw power chucks, collet chucks, indexing systems and custom manufacturing, as well as tool holding systems for lathes and mills. When it comes to tool holding, value is all about precision and reliability. Hardinge toolholder collets, bushings and toolholders are designed and engineered around quality...

Standard ER-Style Collets are used on Swiss-type lathes and in tool holders for mills and CNC lathes. They are used to grip drills, taps, reamers, end mills and boring bars and special round shank end working tools. ERNC-Style Collets are sealed for coolant up to 1000 psi. Exact sizes are available in metric, decimal inch and fractional inch. This series collet has fewer slots, resulting in less flexibility. > PAGE 14 ERTCSP Tap Collets ERTC Solid Floating Tap Collets are designed to be used in a floating tap holder. They are multi-split with a square hole in the back of the collet to keep...

TG Collets (tremendous grip) are used on CNC lathes and machining centers to grip round shank tools such as drills, taps, reamers, boring bars, end mills and other end working tools. > PAGES 26-27PAGES 28-29 PAGES 30-31 PAGE 32 PAGES 32 The HDO Collet is a rigid, high precision system recommended for milling applica-tions and is interchangeable with the Ortlieb-type collets. The collapse range of the collet is 0.5mm (.0196"). > The HF Collet is interchangeable with Universal Acura-Flex-style collets. The collapse range of the collet is > 1 / > 64 " (.3968mm). > Cincinnati Monoset Collets...

TT Tap Holder Collets are used exclusively in the Hardinge TT Tap Holders Ζ > 5 ⁄ > 8 " and > 3 ⁄ > 4 " round shanks. Each collet is made for a specific tap size. A square broached hole securely holds the shank of the tap, eliminating tap slippage and misalignment. > The Collet-Type Releasing Tap Holder is used to provide thread length control on either right- or left-hand taps by switching a lever inside the body of the tap holder. The tap holder mounts directly into a round shank tool holder. TT-style tap holder collets are used for accurate holding and centering of taps. To provide a...

The Quick-Change Tap Collet is a quick-releasing style. The collet does not have to be removed from the holder to change the tap. The nose piece pushes in, releasing the tap while no wrenches are required. The Quick-Change collet can only be used in holders specifically designed for it. > PAGE 35 PAGE 36 PAGE 37 The Torque Release Quick-Change Tap Collet unit allows the collet to release at a predetermined torque. This unit can only be used in tension/compression Bilz-style tap holders, specifically designed for these straight-shank tap collets. > The Straight-Shank Tool Holder is used with...

The HDB-Style Bushing has a knurled shoulder for easy installation and removal. A flat is milled on the OD of the bushing where the toolholder or turret set screws clamp on the bushing. This style bushing is available in fractional, decimal, metric, let- ter, and number sizes for the > PAGES 38-43 PAGES 44-45 PAGE 45 1 ⁄ > 2 " OD (HDB2), > 5 ⁄ > 8 " OD (HDB5) and > 3 ⁄ > 4 " OD (HDB6) sizes. The 1" OD (HDB8), 1 > 1 ⁄ > 8 " OD (HDB9), 1 > 1 ⁄ > 4 " / 32mm OD (HDB10) and 1 > 1 ⁄ > 2 " /40mm OD (HDB12) bushings are available in fractional and metric sizes. The HDB9 is also available as a solid...

ER-Style Collet Holders accept various versions of ER Collets. The holders for Swiss-type lathes and other CNC lathes are categorized by three styles: ER Solid Shank Holder Rigid Tap Holders only use the ERQC and the ERTC floating tap collets Օ can use the standard ER collet, as well as the ERNC split collets and the ERQC and ERTC floating tap collets. Floating Tap Holders use the standard ER collet and the ERTCSP collet that has a square hole for the tap shank. > Stepped Holder for ER-Style Collets PAGE 19 Standard ER Collet Holders Rigid Holder for Floating Tap Collets Floating Tap...

METRIC ER11 (13) ER12 (13) 0947-12-17-000013 0947-11-17-00S013 Special Accuracy Sets 0947-12-17-00S013 Fractional Collet Inch mm Fractional Collet ER-series collets are interchangeable with DR- and ESX-type collets. 1911-00-19-000625 > 1 ֢D > 16 " 1.58 1911-00-19-000937 > 3 עD > 32 " 2.38 1911-00-19-001250 > 1 עD > 8 " 3.17 1911-00-19-001562 > 5 עD > 32 " 3.96 1911-00-19-001875 > 3 16 INCH עD " 4.76 1911-00-19-002187 > 7 עD > 32 " 5.55 1911-00-19-002500 0947-16-17-000010 Sets: > 1 עD > 4 " 6.35 0947-11-19-000007 Sets: ER11 (7) ח 0947-11-19-00S007 Special Accuracy Set 0947-08-17-000009...

0947-25-17-000015 Sets: 0947-40-17-000023 Collet Set (23 collets) 0947-40-17-00S023 Special Accuracy Set Fractional Collets Inch mm 2129-00-19-000937* >

The head-angle of the ERNC-Style Collet is sealed for thru-coolant applications and pressure-resistance tested to 1000 psi. Exact metric sizes shown in millimeter and decimal inch equivalent. >

ABDC A Shank Dia. B Shank Length C Total Length D Cap Part Number mm Inch mm Inch mm Inch mm Inch Nut (Cap) Wrench > (Not Included) 7997-60-08-070000 7 0.28" 45 1.77" 58 2.28" 16 0.63" 7991-01-11-000020M 7992-01-11-000020 7997-60-08-080000 8 0.31" 56 2.20" 70 2.76" 16 0.63" 7991-01-11-000020M 7992-01-11-000020 7997-60-08-002500 > METRIC INCH > 1 ֢D > 4 " 45 1.77" 58 2.28" 16 0.63" 7991-01-11-000020M 7992-01-11-000020 A Shank Dia. B Shank Length C Total Length D Cap Part Number mm Inch mm Inch mm Inch mm Inch Nut (Cap) Wrench > (Not Included) > METRIC 7997-72-40-250000 25 0.98" 50 1.97" 95...