1/2 in Verified Diameter
The catalog identity and source data support the stated diameter, handedness and overall-length configuration for D150.127R.


Royce Ayr D150.127R is a 1/2 in right-hand carbide-tipped V-point thru-hole drill. Its verified 70 mm overall length and SKU-specific geometry support accurate production drilling in compatible woodworking systems.
Right Hand-hand V-point thru-hole drill with a verified 1/2 in diameter and 70 mm overall length in the D150 family.
For compatible CNC drilling and woodworking boring systems configured for right-hand tooling and the verified interface requirements of this SKU.
The Royce Ayr D150.127R is a right-hand V-point thru-hole drill engineered for industrial woodworking drilling. Its verified 1/2 in cutting diameter and 70 mm overall length support repeatable production boring.
Published or primary-source data for D150.127R confirms a verified 40 mm cutting length / edge, a 20 mm b1 dimension and a 10 × 20 mm shank platform.
Before production, confirm rotation, toolholder or adaptor compatibility, insertion depth, runout, drilling depth, workpiece support, and suitable spindle/feed parameters for the material being machined.
Technical Specifications
The catalog identity and source data support the stated diameter, handedness and overall-length configuration for D150.127R.
The SKU-specific family geometry is retained without importing unsupported dimensions from adjacent drill sizes.
D150.127R is configured for right-hand boring positions and should be installed only in the corresponding machine station or spindle direction.
Verify the exact SKU, rotation, drill-bank or adaptor interface, toolholding condition, insertion depth, runout, drilling depth, workpiece support, and machine parameters before production.
Royce Ayr D150.127R combines a verified 1/2 in diameter, right-hand rotation and 70 mm overall length with the verified D150 family geometry stated above.
Correct tool selection, rotation, interface fit, setup, runout control, workpiece support, and machine parameters are essential to the intended drilling performance.