Dormer A977 12mm Uncoated HSS-E Extra Long Drill

Introduction

Extra long series drill recommended for drilling very deep holes and in applications where extra reach is needed. Specially designed parabolic flutes eliminate the need to drill deep holes in short steps (pecking). A 130 point. Centring with a short 3xD PFX drill is recommended (to keep same DC tolerance). Suitable for drilling many materials.

Brand :Dormer

Cutting Diameter (in) :0.4724

Manufacturer Part Number :A97712.0

Cutting Diameter (mm) :12

Features & Benefits : Uncoated finish
PFX type
DIN 1869/2 straight shank extra long drill standards
20xD usable tool depth to diameter ratio
Drill point 130
Cylindrical shank/Straight shank
Quick spiral flute design
Right hand rotation/Cutting
h8 industry standard tool tolerance zone (based on diameter range)
Series A977

Material :HSS-E

Coating/Finish :Uncoated

Flute Length (in) :10.2362

Flute Length (mm) :260

Overall Length (mm) :375

Shank Diameter (in) :0.4724

Shank Diameter (mm) :12