Groz Drill Sleeve MT 4/3 (A Grade)
The Groz Reduction Sleeves, also known as Drill Sleeves, are designed to adapt smaller morse taper shank tools to larger machine spindles.
Manufactured from case-hardened Hi-tensile steel (20 MnCr5/SAE 8620) this range of sleeves is fully hardened with a ground finish both inside and outside. Precision manufacturing ensures perfect locking and concentric movement of the tool.
The size is permanently marked on the tang for easy identification
Specifications
• Morse Taper Outside: 4
• Morse Taper Inside: 3
• Overall Length: 140 mm
• Sleeve type: A Grade
• Material: Case Hardened Steel
• Surface finish - External taper: Ground
• Surface finish - Internal taper: Ground
• Body hardness: 54-58 HRC
• Tang hardness: 54-58 HRC
