BT Shank Tools

How Do Catalog Numbers Work?

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

BT40BER40120M
ShankShankSpecial FeatureToolholderToolholderToolIdentification
StyleTaper(optional)StyleSizeLengthValue

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 blankMT= Morse taper adapterSWN= Whistle Notch™ 2° — short —
(not to DIN standard)
DA= Double-angle collet chuckRC= Rapid Change — T&C tapping
adapter chuck TA= Tap chuck adapter
DC= Drill chuck
SA= Slotting cutter adapterTCRC= Rapid Change — T&C tapping
EM= End mill adapteradapter chuck
RFX= ROTAFLEX™ boring adapters
ER= DIN 6499 single-angle collet chuckTG= Tremendous Grip single-angle
SER= DIN 6499 single-angle collet chuck —collet chuck
HC= Hydraulic chuck — Standard Lineshort with internal locknut
TGF= Tremendous Grip single-angle
HCB= Hydraulic chuck — Basic LineSM2C= Shell mill adapter with coolantcollet chuck — flush face
and small diameter
HCSL= Hydraulic chuck — Slim LineTT= Shrink Fit thermo toolholder
SMC= Shell mill adapter with coolant
HCSLT= Hydraulic chuck — Slim Line — TrendTTHT= Shrink Fit thermo toolholder —
SS= Adapter for straight shanks (drills)high torque
HCT= Hydraulic chuck — Trend Line
SSF= Adapter for straight shanks withWD= Whistle Notch with drive
HPMC= Bearing milling chuck —flat (drills)
high performanceWN= Whistle Notch (2° metric; 5° inch)
ST= Screw-on adapters
HSK= HSK adapter
STRC= Rapid Change — solid tapping
JT= Jacobs taper adapteradapter chuck

KM = KM™ adapter