Combination step drills/HSS

for metric PG rough thread-through-hole and core-hole-drillings, 6 drilling diameters for core-hole with 5 mm step for sheet metal up to max. 6 mm.
Through-hole: 8,5 – 12,5 – 16,5 – 20,5 – 25,5 – 32,5 – 40,5 mm
core-hole: 10,5 (M12) – 14,5 (M16) – 18,5 (M20) – 23,5 (M25) –
30,5 (M32) – 38,5 (M40)

Quantity Art.No. EAN min. drill-Ømax. drill-ØCore holeØShaftMax. sheet-metal thicknessNumber of cutting bladesPU
231319 4011923153144 8.5 40.5 10.5 - 38,5 M12 - M40 12 5 mm 2 1

Step drills /HSS

Special type for electric assembly, for sheet metal up to max. 4 mm gauge, for metric thread through-hole drilling,
8,5 – 12,5 – 16,5 – 20,5 – 25,5 – 32,5 – 40,5 mm

Quantity Art.No. EAN min. drill-Ømax. drill-ØShaftMax. sheet-metal thicknessNumber of cutting bladesPU
231324 4011923151652 8.5 40.5 12 5 mm 2 1

Step drills /HSS

thickness up to max. 6 mm, for metric core-hole-drilling,
8,5 - 10,5 - 14,5 - 18,5 - 23,5 - 30,5 mm

Quantity Art.No. EAN min. drill-Ømax. drill-ØShaftMax. sheet-metal thicknessNumber of cutting bladesPU
231326 4011923151669 8.5 30.5 12 6 mm 2 1

Step drills /HSS

special type for electric assembly, for sheet steel up to 4 mm thickness, for amoured conduit thread sizes, Art.-Nr.: 231320, PG: 7 - 9 - 11 - 13,5 - 16 - 21 - 29, Ø: 7 - 33 - 40; Art.-Nr.: 231322, PG: 7 - 9 - 11 - 13,5 - 16 - 21, Ø: 7 - 30

Quantity Art.No. EAN min. drill-Ømax. drill-ØShaftMax. sheet-metal thicknessNumber of cutting bladesPU
231320 4011923031510 7 40 12 5 mm 2 1
231322 4011923084776 7 30 10 5 mm 2 1

Step drills /HSS

for mechanical engineering and tinsmith working, with 2 cutters, metric

Quantity Art.No. EAN min. drill-Ømax. drill-ØShaftMax. sheet-metal thicknessNumber of cutting bladesPU
231336 4011923084868 4 12 6 5 mm 2 1
231338 4011923084875 12 20 10 5 mm 2 1
231340 4011923084882 20 30 12 5 mm 2 1
231342 4011923084899 30 40 12 5 mm 2 1
231350 4011923084905 4 12 6 5 mm 2 1
231352 4011923084912 4 20 8 5 mm 2 1
231354 4011923084929 6 30 10 5 mm 2 1

Step drills assortiment/HSS

3 pieces, for mechanical engineering and tinsmith working, with 2 cutters.

Contents: Ø 4 - 12 mm, Ø 12 - 20 mm, Ø 20 - 30 mm

Quantity Art.No. EAN SetPackagingNumber of step drillsPU
231327 4011923084806 3 Metal box 3 1