Acrow BSD Insert Holder Extension – B.BSD31-090 (Ø50–60 mm) SOMTA - Series 541 HSS UNC Tap 1-1/4" Intermediate INSIZE surface roughness specimens are

INSIZE surface roughness specimens are the perfect instruments for comparing and verifying surface textures produced by end milling

this mini hole saw provides excellent wear resistance and long-lasting performance

🔹 Shape: Cylinder - End Cut🔹 Material: Solid Carbide🔹 Cutting Diameter: 1/4"🔹 Length of Cut (L

Weight Block: 5kg

Acrow BSD Insert Holder Extension – B.BSD31-090 (Ø50–60 mm) SOMTA - Series 541 HSS UNC Tap 1-1/4" Intermediate INSIZE surface roughness specimens areAcrow BSD Insert Holder Extension B. BSD31 090 The Acrow B. BSD31 090 Insert Holder Extension is a high precision component engineered to extend the working range of Acrow BSD31 boring heads. Made from hardened alloy steel and precision ground to exact tolerances, it delivers excellent rigidity, balance, and concentricity during deep boring and finishing operations. This model allows both forward and back boring, providing maximum flexibility for