You might also be interested in these 30mm hss drill bit.
CoCud Drill Bit 30mm Diameter 1/2" Shank 3-Flat 4341 HSS | High Speed Steel Reduced Shank Bits Nitriding Black 118° Angle - (Applications: for Drilling Plastic Wood)
CoCud
£ 19.69
free shipping
To the product (1 offer)
Barnwell Short Annular HSS Broach Hole Bit Cutter For Mag Drill Rotabroach (30mm)
Barnwell
£ 29.90
free shipping
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Sealey AK4745 HSS 4341 Step Drill Bit 4-30mm Double Flute
Sealey
£ 28.95
free shipping
To the product (10 offers)
XZH SDS Plus Masonry Drill Bits 30mm x 460mm, Professional Tungsten Carbide Cross Tip, Long SDS Hammer Drill Bits for Wall, Stone, Concrete, Brick
XZH
£ 20.99
free shipping
To the product (1 offer)
MOXPIFY 30mm Metal Drill Bit, M35 HSS 5% Cobalt Drill Bit for Hard Steel
M35 HSS Metal Drill Bits - φ30mm x 152mm, Triangle Shank
£ 27.99
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YOKOCUT Cobalt Step Drill Bit for Stainless Steel and Hard Metal, High Speed Steel 6% Cobalt Step Bit with AlTiN Coating, Cone Drill Bit Multiple Hole Cutter (4-32mm, 15 Steps)
YOKOCUT
£ 27.50
free shipping
To the product (2 offers)
S&R Hole Saw Drill Bit Set – 5 pcs | HSS M35 Cobalt Alloy (5%) | 16–30 mm | For Stainless Steel, Steel, Plastic, Aluminum | HRC 64–66
S&R
£ 15.97
free shipping
To the product (1 offer)
5pcs Hole Saw Set Hole Cutter 16/18.5/20/25/30mm HSS Metal Core Drill Bit Stainless Cobalt Opener Cutting Tool Alloy Silver Spring Design
XYZDOUBLE
£ 12.99
free shipping
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Rotabroach HSS 90° Countersink for Mag Drills 30mm
Rotabroach
£ 90.95
free shipping
To the product (1 offer)
uxcell 1/2" Straight Shank 30mm Drill Bit HSS 9341 1pcs
PRODUCT NAME - Straight Shank Drill Bit.
£ 25.04
free shipping
To the product (1 offer)
HPHOPE 30mm Forstner Bit, Forstner Drill Bit 30mm for Wood, Round Shank Drill
HPHOPE
£ 12.99
free shipping
To the product (1 offer)
26% off
HSS Step Conical Drill Bit Straight Flutes | T Line Diameter 4 > 30 mm
Tivoly
£ 23.62
free shipping
To the product (1 offer)
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Faithfull FAITD630 HSS Cone Taper Drill Bit 6 - 30mm