Cole with 2 cores--- Heat tape dispenser 1" and 3" diameter spool, easy to switch over by hand. holder fits 2x 3/4" regular Scotch tapes with 1" core, 3/8" heat tapes with 3" core. EASY TAPE LIFTING--- Every few teeth apart on the watermill, there is a large space for finger to lift the tape, even with gloves. Cut multiple straps at once--- Cute rotary watermill design, cuts and dispenses multiple 1.5" heat transfer tape strips with just turn one side of the heating tape dispenser clockwise. makes sublimation life so much easier. The outside concealable cutter blade turns on for cutting to any length . ON/OFFHIGH SAFTY Side Cutter Blade Design--- The Multi-Roll heat tape dispenser with concealable cutter blade built-in on/off switch for child-proof feature. Only need exert some force turns ON for cutting to any length and OFF for safety. This feature requires 3" core diameter tape (Not included) 100% satisfaction guarantee--- We insert an instruction card in the package, package includes a dispenser with 1" and 3" core. Just ensure that you get the perfect product, If any parts are missing, SHDSL provides 12-month global warranty period and lifetime friendly after-sale service. Any quality problem, free for new, any questions can contact us through your order. TIPS---This heat tape dispenser Max. tape roll thickness - 1.4", defined as (Outer Dia. - Inner Dia.)/2. 1.5" core length - accommodate from 2 to 4 tapes on a single core. Product Description Packing tape with dispenser come with 1" and 3" inch spool for replacement, can be switched easily by hand , the spool can fits 2*3/4-inch regular heat resistance tapes,but not suggest the tapes total wide exceed 1.5inch. 1" WIDE TAPE WILL NOT FIT well on the side dispenser. The side dispenser has a guard to keep the tape in place and also a hard stop on the rim. 3/4" is fine with side dispenser, but not the 1" wide tape. 2 cores - 1" and 3" diameter . Side tape cutter - cut to any length (requires 3/4" tape, not included). Tape cut-to-length - fixed at 1.5" not changeable.but The side concealable cutter blade turns on for cutting to any length Weighted, Felt-lined bottom . Max tape roll thickness - 1.4", defined as (Outer Dia. - Inner Dia.)/2 you can put uo to three 13mm wide rolls on the large core at the same time. TAPE NOT SUITABLE FOR DISPENSER: Duct tape, double-sided tape, any tape with width over 1.5" , kraft tape, carpet tape, dry erase tape for whiteboard, masking tape THREE WAYS WORK,HIGH EFFICIENT CUT. THE FIRST WAY 1.Use the large core.Mount the tape on the dispenser cutting. 2. Install the mounted shaft on the tape dispenser holder. 3. Install the abhesive side up the cutting shaft.