Tapping Solutions

Parlec’s Tapping systems provide superior application with the Numertap® system 770 providing the largest range of tapping. Rigid, tension only or tension and compression systems are standard, along with coolant or coolant groove adapters with up to 6" extension length.

Products

PGT and ER Tapping Collets

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For use in Numertap 770 Attachments when synchronous tapping.
Provide maximum concentricity with positive driving force.

770 PGT/ER COLLETS
Part Number	A	B	D=16mm L=27.5mm	D=20mm L=31.5mm	D=25mm L=34mm	D=32mm L=40mm	D=40mm L=46mm	Inches	ANSI Metric
100PGT-#8	0.168	0.131	ERT16-#8	ERT20-#8	ERT25-#8	ERT32-#8	ERT40-#8	#8	M4
100PGT-#10	0.194	0.152	ERT16-#10	ERT20-#10	ERT25-#10	ERT32-#10	ERT40-#10	#10	M4.5,M5
100PGT-#12	0.220	0.165	ERT16-#12	ERT20-#12	ERT25-#12	ERT32-#12	ERT40-#12	#12	-
100PGT-012N	0.437	0.328	-	-	ERT25-012N	ERT32-012N	ERT40-012N	1/8 NPT	-
100PGT-025	0.255	0.191	ERT16-025	ERT20-025	ERT25-025	ERT32-025	ERT40-025	1/4	M6,M6.5
100PGT-025N	0.562	0.421	-	-	-	ERT32-025N	ERT40-025N	1/4 NPT	-
100PGT-031	0.318	0.238	ERT16-031	ERT20-031	ERT25-031	ERT32-031	ERT40-031	5/16	M7,M8
100PGT-037	0.381	0.286	ERT16-037	ERT20-037	ERT25-037	ERT32-037	ERT40-037	3/8	M10
100PGT-037N	0.700	0.531	-	-	-	-	ERT40-037N	3/8 NPT	-
100PGT-043	0.323	0.242	ERT16-043	ERT20-043	ERT25-043	ERT32-043	ERT40-043	7/16	-
100PGT-050	0.367	0.275	ERT16-050	ERT20-050	ERT25-050	ERT32-050	ERT40-050	1/2	M12,M12.5
100PGT-050N	0.687	0.515	-	-	-	-	ERT40-050N	1/2 NPT	-
100PGT-056	0.429	0.322	-	-	ERT25-056	ERT32-056	ERT40-056	9/16	M14
100PGT-062	0.480	0.360	-	-	ERT25-062	ERT32-062	ERT40-062	5/8	M16
100PGT-068	0.542	0.406	-	-	-	ERT32-068	ERT40-068	11/16	M18
100PGT-075	0.590	0.442	-	-	-	ERT32-075	ERT40-075	3/4	-
100PGT-081	0.652	0.489	-	-	-	ERT32-081	ERT40-081	13/16	M20
100PGT-087	0.697	0.523	-	-	-	-	ERT40-087	7/8	M22
100PGT-093	0.760	0.570	-	-	-	-	ERT40-093	15/16	M24
100PGT-100	0.800	0.600	-	-	-	-	ERT40-100	1	M25
For ER11 collets, see Toolholding. For #2 - #6 taps use ERXX-0157, square drive not required.