


ER Collet Nut Spanner Wrench is a precision tool for tightening and loosening ER collet nuts on CNC tool holders. Available in ER-A, ER-M, ER-UM types for different nut sizes, plus hook head spanners for EOC and APU applications. Made from hardened steel with precise dimensions for optimal fit and durability. Essential for CNC machining centers, milling machines, and tool holder maintenance.
Unit Price: 6.00 USD
Volume Discount
Order Value
1000 + USD
Discount
3% off
Order Value
3000 + USD
Discount
5% off
Order Value
8000 + USD
Discount
8% off
Order Value
15000 + USD
Discount
12% off
Order Value
30000 + USD
Discount
15% off
Order Value
50000 + USD
Discount
18% off
Discounts are automatically applied at checkout based on order value.
Available Warehouse
China Factory
Stock & Production Available
Accepted Payment
Specifications
| Cart+ | SKU | Price | Quantity | Total | Applicable | Nut Dia (mm) | L (mm) | V (mm) | K (mm) |
|---|---|---|---|---|---|---|---|---|---|
SP-ER11-A | $6 | $0 | ER11-A | 19 | 110 | 40 | 17 | ||
SP-ER16-A | $7 | $0 | ER16-A | 28 | 120 | 53 | 25 | ||
SP-ER20-A | $7 | $0 | ER20-A | 34 | 130 | 60 | 30 | ||
SP-ER8-M | $3 | $0 | ER8-M | 12 | 70 | 12 | 7.5 | ||
SP-ER11-M | $4 | $0 | ER11-M | 16 | 90 | 17 | 11 | ||
SP-ER16-M | $5 | $0 | ER16-M | 22 | 110 | 23 | 15 | ||
SP-ER20-M | $5 | $0 | ER20-M | 28 | 120 | 29 | 19.5 | ||
SP-ER25-M | $5 | $0 | ER25-M | 35 | 130 | 36 | 25 | ||
SP-ER16-UM | $6 | $0 | ER16-UM | 32 | 180 | 40 | 26 | ||
SP-ER20-UM | $7 | $0 | ER20-UM | 35 | 190 | 55 | 30 | ||
SP-ER25-UM | $8 | $0 | ER25-UM | 42 | 210 | 60 | 35 | ||
SP-ER32-UM | $9 | $0 | ER32-UM | 50 | 250 | 72 | 45 | ||
SP-ER40-UM | $10 | $0 | ER40-UM | 63 | 290 | 86 | 58 | ||
SP-ER50-UM | $12 | $0 | ER50-UM | 78 | 350 | 105 | 73 | ||
SP-18-21 | $5 | $0 | EOC6 | 18-21 | 90 | 18 | 21 | ||
SP-22-26 | $5 | $0 | EOC8 | 22-26 | 125 | 22 | 26 | ||
SP-28-32 | $5 | $0 | EOC10 | 28-32 | 140 | 28 | 32 | ||
SP-34-36 | $5 | $0 | EOC12 | 34-36 | 154 | 34 | 36 | ||
SP-38-42 | $5 | $0 | EOC16 7316A APU08 | 38-42 | 168 | 38 | 42 | ||
SP-45-52 | $6 | $0 | EOC20 ER25-UM 7316B APU13 | 45-52 | 190 | 45 | 52 | ||
SP-55-62 | $7 | $0 | EOC25 ER32-UM APU13 APU16 C20 C22 C25 | 55-62 | 210 | 55 | 62 | ||
SP-68-72 | $7 | $0 | EOC32 ER40-UM | 68-72 | 230 | 68 | 72 | ||
SP-78-85 | $8 | $0 | EOC40 C32 ER50-UM | 78-85 | 240 | 78 | 85 | ||
SP-100-110 | $9 | $0 | EOC50 C42 JXT25-50 | 100-110 | 250 | 100 | 110 |
Features
Key product features and specifications that make this product stand out.
Precision wrench for ER collet nuts on CNC tool holders
Four types: ER-A, ER-M, ER-UM & hook head spanners
Made from hardened steel for durability & longevity
Covers ER8 to ER50 & EOC6 to EOC50 nut sizes