This pack contains one adjustable length punch needle tool and four different needle tips. Needle gauges are: 1.26 mm, 1.6 mm, 2.2 mm, and 3 mm. It also includes a spool and needle threader. Use with BOY3722010000 Adjustable Punch Needle Replacement Needle and BOY3723010000 Adjustable Punch Needle Spool, each sold separately. Details: Multicolor 7 pieces Metal, plastic Contents: 1 adjustable length punch needle tool 1.26 mm needle tip 1.6 mm needle tip 2.2 mm needle tip 3 mm needle tip Spool Needle threader