PDC Drill Bit Nomenclature

Blade Count

Cutter Size

Features

Cutter Density

Suffix

R Rotary Steerable Application

U Up Drill Cutter

G Gauge Cutter

T1966B

13 mm

16 mm

19 mm

3 - 12

1 - 9

Prefix Material

M

T

S

TS

Standard Matrix

Premium Matrix

Standard Steel

Premium Steel

Body - Cutter Grade

F Flat Gauge Cutter

A Side Cutting Cutter

B Back-up (2nd row) Cutter

V Limiter

L Long Gauge

Description

S Short Gauge

10 mm