Carbide End MillsSquare Type - High Helix Carbide End Mills- Roughing Carbide End Mills- Long Neck Square Carbide End Mills- Square Type Carbide End MillsBall Nose Type- Ball Nose Carbide End Mills- Long Neck Ball Nose Carbide End MillsCorner Radius Type- Corner Radius Carbide End Mills- Long Neck Corner Radius End MillsAluminum & Copper TypeTaper Neck TypeHSS Milling CuttersHSS End MillsEngraving CuttersTurning Tools /InsertsTurning InsertsExternal HoldersMulti-Lock SystemLever-Lock SystemScrew-on SystemClamp on SystemDouble Clamp SystemWedge Clamp SystemBoring BarsScrew-on SystemLever-Lock SystemMulti-Lock SystemGrooving ToolsGrooving InsertsThreading ToolsThreading InsertsBrazing turning toolsAccessoriesMilling Cutters /InsertsIndexable Milling CuttersFace Milling CuttersMilling InsertsAccessoriesTooling SystemBT Tool Holders SeriesDIN69871 SK Tool Holders SeriesDIN2080 SK Tool Holders SeriesANSI CAT Tool Holders SeriesDrill ChucksAccessoriesConstructionDrill BitsMasonry DrillsDril Bits for metalDrill Bits for woodDrill Chucks and AccessoriesDrill SetsHammer Drills Saw BladesTCT Saw BladesDiamond Saw BladesHSS Saw BladesCarbide Sawe BladesReaming Carbide ReamersHSS ReamersThreadingISODINJISRoll TapsHand TapsPipe TapsThead End MillsTap SetsDiesLong Shank TapsDrilling Carbide DrillsHSS DrillsIndexable Insert Drills Home > Products > Tooling System > BT Tool Holders Series BT Tool Holders Series Features Applications Ref BT-ER Spring Collet Chuck BT**-ER** BT-ASC High Speed Milling Chuck BT**-ASC** BT-OZ Collet Chuck BT**-OZ** BT-FMA Face Mill Holder - Inch BT**-FMA** BT-FMB Face Mill Holder - Metric BT**-FMB** BT-MTA Morse Taper Extension BT**-MTA** BT-MTB Morse Taper Holder BT**-MTB** BT-SLA End Mill Holder BT**-SLA** MTA-ER Morse Taper Shank - A Type MTA* -ER** MTB-ER Morse Taper Shank - B Type MTB*-ER** C-ER Straight Shank Collet Chuck C**-ER** C-ER Straight Shank Collet Chuck - M Type C**-ER**-M** MTA -OZ Morse Taper Shank - A Type MTA*-OZ** R8 -ER Taper Shank R8-ER** R8 -OZ Taper Shank R8-OZ** R8 -SLA Taper Shank R8-SLA** R8 -FMA Taper Shank R8-FMA** R8 -FMB Taper Shank R8-FMB**