SHRINK FIT
STRAIGHT SHANK EXTENSIONS
FEATURES • Excellent surface finish, extreme gripping and ideal for high-speed applications • Pre-balanced up to 25,000 RPM • Increase cutting tool life, material removal rate and workpiece accuracy • All shrink fit holders 6mm (1/4") and above include a backup screw MATERIAL: H11 High Alloy Steel HARDNESS: 52 HRc tempered
T.I.R. 0.0001 " in ID bore COOLANT-THRU Coolant-Thru Center-thru MILLING
DRILLING REAMING
Please note that the maximum RPM listed in our catalog may vary depending on the toolholder shank, weight, balanceability and the G rating.
STRAIGHT SHANK EXTENSIONS Part Number d L L1
D1 d
D D1
Fig.
L1
ST50-SF0125-6.30 ST50-SF0187-6.30 ST62-SF0125-6.30 ST62-SF0187-6.30 ST62-SF0250-6.30 ST75-SF0250-6.30 ST75-SF0312-6.30 ST75-SF0375-6.30 ST75-SF0500-6.30 ST75-SF6-6.30 ST75-SF8-6.30 ST16M-SF3-160 ST16M-SF4-160 ST16M-SF5-160 ST16M-SF6-160 ST16M-SF8-160 ST20M-SF6-160 ST20M-SF8-160 ST20M-SF10-160
1/8" 6.30" 1.81" 0.31" 0.50" 10 3/16" 6.30" 1.81" 0.31" 0.50" 10 1/8" 6.30" 3.01" 0.31" 0.63" 10 3/16" 6.30" 3.01" 0.31" 0.63" 10 1/4" 6.30" 1.50" 0.47" 0.63" 10 1/4" 6.30" 2.68" 0.47" 0.75" 10 5/16" 6.30" 1.16" 0.63" 0.75" 10 3/8" 6.30" 1.16" 0.63" 0.75" 10 1/2" 6.30" 0.41" 0.71" 0.75" 10 6mm 6.30" 0.87" 0.47" 0.75" 10 8mm 6.30" 1.02" 0.63" 0.75" 10 3mm 6.30" 3.01" 0.32" 0.63" 10 4mm 6.30" 3.01" 0.32" 0.63" 10 5mm 6.30" 2.63" 0.36" 0.63" 10 6mm 6.30" 1.50" 0.47" 0.63" 10 8mm 6.30" 1.50" 0.48" 0.63" 10 6mm 6.30" 3.01" 0.48" 0.79" 10 8mm 6.30" 1.50" 0.63" 0.79" 10 10mm 6.30" 1.50" 0.63" 0.79" 10
L
Fig. 10
131
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