Shrink Fit Extension Essential Set, Imperial, Alloy Steel, Shank 1/2" – 5/8"

Shrink Fit Extension Essential Set, Imperial, Alloy Steel contains following extensions: Qty Model Shank Bore Reach 1 ST1/2"-SRN1/8"-5.91"TRN 1/2" 1/8" 5.91" 1 ST1/2"-SRN3/16"-5.91"TRN 1/2" 3/16" 5.91" 1 ST5/8"-SRN1/4"-5.91"TRN 5/8" 1/4" 5.91" 1 ST5/8"-SRS5/16"-5.91"TRN 5/8" 5/16" 5.91" Reach deeper, hold tighter, run truer. HIPPSC shrink fit extension holders deliver sub-3-micron runout accuracy in the long-reach and deep-cavity work where ordinary holders flex, chatter, and chase tolerances. The slim, balanced nose profile clears tight walls and steep pockets, while full-contact thermal clamping grips your tool with uniform force around the entire shank; no setscrews, no collet slip, no runout creep.