9/32 in Verified Special Size
The exact D105.072L identity is verified at 9/32 in diameter, 70 mm overall length and left hand rotation.


Royce Ayr D105.072L is a 9/32 in left-hand carbide-tipped brad-point dowel drill. Its verified 70 mm overall length supports precise dowel-hole and blind-hole boring in compatible woodworking production systems.
Left Hand-hand brad-point dowel drill with a 9/32 in cutting diameter and 70 mm overall length.
For compatible CNC drill banks, CNC boring systems, and woodworking drilling equipment configured for left-hand tooling and the required machine interface.
The Royce Ayr D105.072L is a left-hand brad-point dowel drill for accurate production boring. Its 9/32 in cutting diameter and 70 mm overall length support repeatable dowel-hole work in compatible CNC and woodworking boring systems.
The exact Magento catalog identity verifies 9/32 in diameter, 70 mm overall length, left-hand rotation and brad-point geometry. Royce Ayr identifies D105 as an industrial carbide-tipped dowel-drill family using a 10 × 20 mm family platform. The published standard D105 table does not list this 9/32 in special size, so no unsupported cutting-edge, b1 or flute-count value is stated.
Before production, confirm left-hand rotation, toolholder compatibility, insertion depth, runout, drilling depth, workpiece support, and machine parameters for the material being bored.
Technical Specifications
The exact D105.072L identity is verified at 9/32 in diameter, 70 mm overall length and left hand rotation.
The verified overall length supports compatible production boring systems while maintaining the exact SKU-specific dimensions stated for this tool.
D105.072L is configured for left-hand boring positions and should only be installed in the corresponding machine station or spindle direction.
Verify that the boring head, spindle, chuck, or adapter is intended for left-hand tooling. Confirm clean toolholding, minimal runout, correct insertion, appropriate drilling depth, secure workpiece support, and suitable spindle/feed parameters before production. Do not assume the standard D105 CE, b1 or Z values for this 9/32 in special SKU; those specifications are intentionally not assigned.
Royce Ayr D105.072L combines a verified 9/32 in cutting diameter, left-hand rotation, brad-point geometry and 70 mm overall length.
It is intended for precise dowel-hole and blind-hole drilling on compatible CNC drill banks, boring equipment, and woodworking production systems.