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Compatible Accessories & Holders
Specifications
Material & Construction
Material: High-grade steel, Hardness: Heat treated
HSK-A-ER Tool Holder
HSK-A-ER Tool Holder - Premium High-Speed Machining System **TAPER TYPE: HSK-A (DIN 69893) - High-Speed Hollow Shank Taper** AVAILABLE CONFIGURATIONS: ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ HSK Sizes: • HSK63A - Medium machines (most common HSK size) • HSK100A - Heavy duty high-speed machines ER Collet Sizes: ER16, ER20, ER25, ER32, ER40 Clamping Ranges: 1-10mm, 1-13mm, 1-16mm, 2-16mm, 2-20mm, 3-26mm Gauge Lengths (L1): 80mm, 100mm, 120mm, 125mm, 160mm ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ WHY HSK IS BETTER THAN BT: ✓ Dual contact (taper + face) vs BT single taper contact ✓ Better repeatability at high speeds ✓ Shorter, stiffer design ✓ Self-releasing at high RPM for safety ✓ Through-coolant standard WHEN TO USE HSK: • Spindle speeds above 15,000 RPM • 5-axis machining • Aerospace/medical precision work • When <0.002mm repeatability needed HOW TO ASSEMBLE: 1. HSK uses expanding gripper (no pull stud needed) 2. Insert holder into HSK spindle - it self-centers 3. Select ER collet for tool diameter 4. Insert collet, then tool, then ER nut 5. Tighten ER nut with torque wrench (check specs) WHAT FITS WITH WHAT: • HSK63A + ER16-ER32: Tools 1-20mm • HSK100A + ER20-ER40: Tools 1-26mm REQUIRED ACCESSORIES: • ER Collets (standard type) • ER Nut • ER Spanner or Torque Wrench 33 variants available | Price: €120.90 - €344.10
Select Specifications
φ(d)=Cutting Diameter | R=Radius | D=Shank Diameter | I=Cutting Length | L=Overall Length | All in mm
D=Diameter | L1, L2, L3=Length Dimensions | L=Overall Length | D1=Shank Diameter | All in mm
Select blade width, groove depth (T), and working radius range to find the right Face Groove tool
Select boring diameter range, shank diameter (D), and insert type (C=diamond/T=triangular) to find the right boring head
Select CBA model (complete boring range) and internal boring range to find the right micro finish boring head
Select LBK model (matches your CBA boring head) and extension length to find the right extension rod
Select BT type (spindle taper), LBK number (locking block socket), CBA head model, and projection length (L1) to find the right boring head shank
HRC≤56 is recommended for best price/performance ratio with newest nano-black coating technology.
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SKU / Article Number
D (Diameter)
L1
L2
L3
L (Overall)
D1
Insert Code
Insert Count
h
b
H
F
L
L1
f
Insert
Blade Width
Blade Height
Groove Depth
Orientation
Working Radius Range
Compatible Inserts
φ(d)
R
D
I
L
Morse #
H7 Tolerance
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