Acrow BSD Insert Holder Extension – B.BSD39-100 (Ø61–74 mm) ER40 Milling Chuck Arbor Collet Nut with C spanner The SOMTA 1840600 – 6mm

The SOMTA 1840600 – 6mm HSS-Co5 Spotting Drills TiAIN Coated is the ultimate choice for precision drilling in metal

eg =  DER 1212 H16 would refer to a ER insert style

Straight Flute Design – Ensures accurate alignment and superior surface finish in through and blind holes

✔ High-Speed Steel Construction – Provides excellent strength

Consistent dimensional precision for clean

Acrow BSD Insert Holder Extension – B.BSD39-100 (Ø61–74 mm) ER40 Milling Chuck Arbor Collet Nut with C spanner The SOMTA 1840600 – 6mmAcrow BSD Insert Holder Extension B. BSD39 100 The Acrow B. BSD39 100 Insert Holder Extension is a precision engineered accessory developed to extend the boring capacity of Acrow BSD39 boring heads. Manufactured from hardened alloy steel and precision ground to exacting tolerances, it ensures superior rigidity, balance, and accuracy for deep boring and finishing applications. The B. BSD39 100 is ideal for both standard and back boring operations,