BaerFix® thread inserts » Drill diameter specifications

BaerFix® thread inserts - drill diameter

BaerFix® thread inserts with cutting slotBaerFix® thread inserts with tapping holes
Light metal alloys
Tensile strength [N/mm²]< 250 N/mm²
< 300 N/mm²< 300 N/mm²
< 350 N/mm²< 350 N/mm²
> 350 N/mm²> 350 N/mm²
Brass, non-ferrous metals, bronze> 350 N/mm²> 350 N/mm²
Cast iron
Brinell hardness [HB]< 150 HB< 150 HB
< 200 HB< 200 HB
> 200 HB> 200 HB
M 2.50 x 0.404.1 mm4.2 mm4.3 mm
M 2.50 x 0.454,1 mm4.2 mm4.3 mm
M 3 x 0.504.6 mm4.7 mm4.8 mm4.6 mm4.7 mm4.8 mm
M 4 x 0.705.9 mm6.0 mm6.1 mm6.2 mm6.0 mm6.1 mm6.2 mm
M 5 x 0.807.2 mm7.3 mm7.5 mm7.6 mm7.4 mm7.5 mm7.6 mm7.7 mm
M 6 x 1.008.8 mm9.0 mm9.2 mm9.4 mm9.3 mm9.4 mm9.5 mm9.6 mm
M 8 x 1.2510.8 mm11.0 mm11.2 mm11.4 mm11.1 mm11.2 mm11.3 mm11.5 mm
M 10 x 1.5012.8 mm13.0 mm13.2 mm3.4 mm
M 12 x 1.7514.8 mm15.0 mm15.2 mm15.4 mm
M 14 x 2.0016.8 mm17.0 mm17.2 mm17.4 mm
M 16 x 2.0018.8 mm19.0 mm19.2 mm19.4 mm
M 18 x 2.5020.8 mm21.0 mm21.2 mm21.4 mm
M 20 x 2.5024.8 mm25.0 mm25.2 mm25.4 mm
M 22 x 2.5024.8 mm25.0 mm25.2 mm25.4 mm
M 24 x 3.0028.8 mm29.0 mm29.2 mm29.2 mm
M 27 x 3.0032.8 mm33.0 mm33.2 mm33.4 mm
M 30 x 3.5034.8 mm35.0 mm35.2 mm35.4 mm
flank coverageapprox. 60%approx. 50%approx. 40%approx. 30%approx. 80%approx. 70%approx. 60%approx. 50%
lubrication may be necessarylubrication may be necessary

	BaerFix® thread inserts with cutting slot	BaerFix® thread inserts with tapping holes
Light metal alloys Tensile strength [N/mm²]	< 250 N/mm²
< 300 N/mm²			< 300 N/mm²
	< 350 N/mm²			< 350 N/mm²
		> 350 N/mm²			> 350 N/mm²
Brass, non-ferrous metals, bronze			> 350 N/mm²			> 350 N/mm²
Cast iron Brinell hardness [HB]	< 150 HB			< 150 HB
	< 200 HB			< 200 HB
		> 200 HB			> 200 HB
M 2.50 x 0.40		4.1 mm	4.2 mm	4.3 mm
M 2.50 x 0.45		4,1 mm	4.2 mm	4.3 mm
M 3 x 0.50		4.6 mm	4.7 mm	4.8 mm	4.6 mm	4.7 mm	4.8 mm
M 4 x 0.70	5.9 mm	6.0 mm	6.1 mm	6.2 mm	6.0 mm	6.1 mm	6.2 mm
M 5 x 0.80	7.2 mm	7.3 mm	7.5 mm	7.6 mm	7.4 mm	7.5 mm	7.6 mm	7.7 mm
M 6 x 1.00	8.8 mm	9.0 mm	9.2 mm	9.4 mm	9.3 mm	9.4 mm	9.5 mm	9.6 mm
M 8 x 1.25	10.8 mm	11.0 mm	11.2 mm	11.4 mm	11.1 mm	11.2 mm	11.3 mm	11.5 mm
M 10 x 1.50	12.8 mm	13.0 mm	13.2 mm	3.4 mm
M 12 x 1.75	14.8 mm	15.0 mm	15.2 mm	15.4 mm
M 14 x 2.00	16.8 mm	17.0 mm	17.2 mm	17.4 mm
M 16 x 2.00	18.8 mm	19.0 mm	19.2 mm	19.4 mm
M 18 x 2.50	20.8 mm	21.0 mm	21.2 mm	21.4 mm
M 20 x 2.50	24.8 mm	25.0 mm	25.2 mm	25.4 mm
M 22 x 2.50	24.8 mm	25.0 mm	25.2 mm	25.4 mm
M 24 x 3.00	28.8 mm	29.0 mm	29.2 mm	29.2 mm
M 27 x 3.00	32.8 mm	33.0 mm	33.2 mm	33.4 mm
M 30 x 3.50	34.8 mm	35.0 mm	35.2 mm	35.4 mm
flank coverage	approx. 60%	approx. 50%	approx. 40%	approx. 30%	approx. 80%	approx. 70%	approx. 60%	approx. 50%
	lubrication may be necessary	lubrication may be necessary

BaerFix® thread inserts with
cutting slots

Threaded bush with cutting slot from BaerFix with sketch of the cross section

BaerFix® thread inserts with
tapping holes

Threaded bush with tapping hole from BaerFix with sketch of the cross section

Technical data

BaerFix® thread inserts - drill diameter

BaerFix® thread inserts withcutting slots

BaerFix® thread inserts withtapping holes

BaerFix® thread inserts with
cutting slots

BaerFix® thread inserts with
tapping holes