
Each character in our catalog number signifies a specific trait of that product. Use the following key columns and corresponding images to easily identify which attributes apply.
BT40BER40120M
| BT | 40 | B | ER | 40 | 120 | M | ||||||
| Shank | Shank | Special Feature | Toolholder | Toolholder | Tool | Identification | ||||||
| Style | Taper | (optional) | Style | Size | Length | Value |
Size
JIS 30 = 30 B =
6339 DIN form B coolant 40 = 40 feature, tool shipped to AD specifications 50 = 50
(design allows conversion to form B style) (blank) = (no “B” or “Z”) — tool built to form A/AD coolant style CH = Coolant form AD — high pressure HPV = High performance and balanceable TD = Tunable
(Taper gage line to front of tool) metric xxx = xxx inch xxx = x.xx
M = Tool built to metric values and has metric retention thread
TG = Collet series xx (50), xxx (100) EM = I.D. size: metric — xx = xx, (20); inch — xxx = x.xx, (075) SM = O.D. size: metric — xx = xx, (20); inch — xxx = x.xx, (075)
| BB | = Bar blank | MT | = Morse taper adapter | SWN | = Whistle Notch™ 2° — short — |
| (not to DIN standard) | |||||
| DA | = Double-angle collet chuck | RC | = Rapid Change — T&C tapping | ||
| adapter chuck TA | = Tap chuck adapter | ||||
| DC | = Drill chuck | ||||
| SA | = Slotting cutter adapter | TCRC | = Rapid Change — T&C tapping | ||
| EM | = End mill adapter | adapter chuck | |||
| RFX | = ROTAFLEX™ boring adapters | ||||
| ER | = DIN 6499 single-angle collet chuck | TG | = Tremendous Grip single-angle | ||
| SER | = DIN 6499 single-angle collet chuck — | collet chuck | |||
| HC | = Hydraulic chuck — Standard Line | short with internal locknut | |||
| TGF | = Tremendous Grip single-angle | ||||
| HCB | = Hydraulic chuck — Basic Line | SM2C | = Shell mill adapter with coolant | collet chuck — flush face | |
| and small diameter | |||||
| HCSL | = Hydraulic chuck — Slim Line | TT | = Shrink Fit thermo toolholder | ||
| SMC | = Shell mill adapter with coolant | ||||
| HCSLT | = Hydraulic chuck — Slim Line — Trend | TTHT | = Shrink Fit thermo toolholder — | ||
| SS | = Adapter for straight shanks (drills) | high torque | |||
| HCT | = Hydraulic chuck — Trend Line | ||||
| SSF | = Adapter for straight shanks with | WD | = Whistle Notch with drive | ||
| HPMC | = Bearing milling chuck — | flat (drills) | |||
| high performance | WN | = Whistle Notch (2° metric; 5° inch) | |||
| ST | = Screw-on adapters | ||||
| HSK | = HSK adapter | ||||
| STRC | = Rapid Change — solid tapping | ||||
| JT | = Jacobs taper adapter | adapter chuck |
KM = KM™ adapter